Maintenance Technician - Electrical 07-Aug-2022 16_00-18_00 Previous Year Paper Technical Knowledge PDF


Question 1

Find the next term in the given series.
GENEROSITY, EROS, ENEROSIT, RO, ?
दी गई श्रृंखला में अगला पद ज्ञात करें।
GENEROSITY, EROS, ENEROSIT, RO, ?

Options

A

NERO

NERO

B

EROS

EROS

C

NEROSI

NEROSI

D

OSIT

OSIT


Solution:

Correct Answer:

C

NEROSI

NEROSI


Question 2

The neighbouring country that shares the longest border with India is __________.
__________ भारत का वह पड़ोसी देश है, जिसके साथ भारत अपनी सबसे लंबी सीमा साँझा करता है।

Options

A

Pakistan

Pakistan

B

Bhutan

Bhutan

C

Bangladesh

Bangladesh

D

China

China


Solution:

Correct Answer:

C

Bangladesh

Bangladesh


Question 3

If June 11, 2011 is a Saturday, then June 25, 2111 falls on which day of the week?
यदि दिनांक 11 जून, 2011 पर शनिवार होता है, तो दिनांक 25 जून, 2111 पर सप्ताह का कौन-सा दिन होगा?

Options

A

Friday

Friday

B

Saturday

Saturday

C

Thursday

Thursday

D

Sunday

Sunday


Solution:

Correct Answer:

C

Thursday

Thursday


Question 4

What should be written in the place of question mark in the given series?
D6, H12, L18, ?, T30
दी गई श्रृंखला में प्रश्नवाचक चिह्न के स्थान पर क्या लिखा जाना चाहिए?
D6, H12, L18, ?, T30

Options

A

N24

N24

B

P24

P24

C

O22

O22

D

N22

N22


Solution:

Correct Answer:

B

P24

P24


Question 5

Which is the largest country in the world in terms of area?
क्षेत्रफल के आधार पर, विश्व का सबसे बड़ा देश कौन-सा है?

Options

A

Brazil

Brazil

B

India

India

C

Russia

Russia

D

USA

USA


Solution:

Correct Answer:

C

Russia

Russia


Question 6

What will be the day of the week on 10th October, 2103?
दिनांक 10 अक्तूबर, 2103 पर सप्ताह का कौन-सा दिन होगा?

Options

A

Tuesday

Tuesday

B

Saturday

Saturday

C

Wednesday

Wednesday

D

Thursday

Thursday


Solution:

Correct Answer:

C

Wednesday

Wednesday


Question 7

Pointing to a photograph of a girl, another girl said "She is the daughter of only sister of my father's wife". How is the girl in the photograph related to the another girl?
एक लड़की की तस्वीर की ओर इशारा करते हुए दूसरी लड़की ने कहा "वह मेरे पिता की पत्नी की इकलौती बहन की बेटी है"। तस्वीर में दिख रही लड़की का दूसरी लड़की से क्या संबंध है?

Options

A

Sister

Sister

B

Cousin

Cousin

C

Niece

Niece

D

Aunt

Aunt


Solution:

Correct Answer:

B

Cousin

Cousin


Question 8

Choose the alternative which is an odd word/number/letter pair out of the given alternatives.
दिए गए विकल्पों में से वह विकल्प चुनिए जो एक असंगत शब्द/संख्या/अक्षर युग्म है।

Options

A

Surrender

Surrender

B

Fall

Fall

C

Submit

Submit

D

Win

Win


Solution:

Correct Answer:

D

Win

Win


Question 9

Replace the question mark with an option that follows the same logic applied in the first pair.
Conquer : Surrender :: Domestic : ??
प्रश्नवाचक चिह्न को उस विकल्प से बदलें जो पहले युग्म में लागू तर्क का अनुसरण करता हो।
Conquer : Surrender :: Domestic : ??

Options

A

Overseas

Overseas

B

local

local

C

Inland

Inland

D

Internal

Internal


Solution:

Correct Answer:

A

Overseas

Overseas


Question 10

The average weight of a kabaddi team of 125 players is 75 kg. If the weight of the manager is included, then the average increases by 1 kg. Find the weight of the manager. (In kg)
125 खिलाड़ियों की एक कबड्डी टीम का औसत वजन 75 kg है। यदि प्रबंधक के वजन को शामिल कर लिया जाए, तो औसत में 1 kg की वृद्धि हो जाती है। प्रबंधक का वजन ज्ञात कीजिए। (kg में)

Options

A

201

201

B

199

199

C

203

203

D

205

205


Solution:

Correct Answer:

A

201

201


Question 11

Given a2-b2 = 2259 and a+b = 251, then find the value of a-b.
यह दिया गया है कि a2-b2= 2259 और a+b = 251 है, तो a-b का मान ज्ञात करें।

Options

A

7

7

B

3

3

C

9

9

D

5

5


Solution:

Correct Answer:

C

9

9


Question 12

Find the word which is correctly spelt from the given options.
Find the word which is correctly spelt from the given options.

Options

A

Constently

Constently

B

Disolution

Disolution

C

Excomunicate

Excomunicate

D

Vigilant

Vigilant


Solution:

Correct Answer:

D

Vigilant

Vigilant


Question 13

Who among the following launched the Non-Cooperation Movement in 1920?
निम्नलिखित में से किसने सन 1920 में असहयोग आंदोलन की शुरुआत की?

Options

A

Subhash Chandra Bose

Subhash Chandra Bose

B

Mahatma Gandhi

Mahatma Gandhi

C

Mohammad Ali Jinnah

Mohammad Ali Jinnah

D

Dr. B.R Ambedkar

Dr. B.R Ambedkar


Solution:

Correct Answer:

B

Mahatma Gandhi

Mahatma Gandhi


Question 14

The ozone layer is present in which of the following layers of Atmosphere?
वायुमंडल के निम्नलिखित स्तरों में से किस स्तर में ओज़ोन स्तर विद्यमान है?

Options

A

Exosphere

Exosphere

B

Ionosphere

Ionosphere

C

Stratosphere

Stratosphere

D

Thermosphere

Thermosphere


Solution:

Correct Answer:

C

Stratosphere

Stratosphere


Question 15

Solve:

हल करें:


Options

A

676

676

B

256

256

C

512

512

D

274

274


Solution:

Correct Answer:

D

274

274


Question 16

Ranji Trophy is associated with which of the following sports?
निम्नलिखित में से किस खेल के साथ रणजी ट्रॉफी संबंधित है?

Options

A

Cricket

Cricket

B

Football

Football

C

Tennis

Tennis

D

Badminton

Badminton


Solution:

Correct Answer:

A

Cricket

Cricket


Question 17

Four of the following five are alike in a certain way and so form a group. Which is the one that does not belong to that group?
Top, Peak, Pinnacle, Summit, Base
निम्नलिखित पांच में से चार एक निश्चित तरीके से समान हैं और इसलिए एक समूह बनाते हैं। इनमें से वह कौन-सा है जो उस समूह से संबंधित नहीं है?
Top, Peak, Pinnacle, Summit, Base

Options

A

Top

Top

B

Base

Base

C

Summit

Summit

D

Peak

Peak


Solution:

Correct Answer:

B

Base

Base


Question 18

Choose the word which expresses nearly the opposite meaning of the given word " IMBECILE ".
Choose the word which expresses nearly the opposite meaning of the given word " IMBECILE ".

Options

A

Smart

Smart

B

Inane

Inane

C

Thick

Thick

D

Dull

Dull


Solution:

Correct Answer:

A

Smart

Smart


Question 19

Fill in the blanks with suitable Preposition from the given alternatives.

We walked __________ the desert.
Fill in the blanks with suitable Preposition from the given alternatives.

We walked __________ the desert.

Options

A

across

across

B

besides

besides

C

at

at

D

beneath

beneath


Solution:

Correct Answer:

A

across

across


Question 20

M is thrice as efficient as workman as N and therefore is able to finish a job in 242 days less than N. Then N can finish the entire work in how many days?
N की तुलना में M तीन गुना कुशल कारीगर है और इसलिए वह किसी एक कार्य को N से 242 कम दिनों में पूरा करने में सक्षम है। तो N पूरे कार्य को कितने दिनों में पूरा कर सकता है?

Options

A

353

353

B

333

333

C

363

363

D

343

343


Solution:

Correct Answer:

C

363

363


Question 21

Neeraj Chopra is a distinguished personality in which of the following sports?
नीरज चोपड़ा, निम्नलिखित में से किस खेल में एक विशिष्ट व्यक्तित्व हैं?

Options

A

Wrestling

Wrestling

B

Athletics

Athletics

C

Hockey

Hockey

D

Boxing

Boxing


Solution:

Correct Answer:

B

Athletics

Athletics


Question 22

Fill in the blanks with suitable Article from the given alternatives.

The car is made of ____________ steel.
Fill in the blanks with suitable Article from the given alternatives.

The car is made of ____________ steel.

Options

A

a

a

B

an

an

C

the

the

D

No Article

No Article


Solution:

Correct Answer:

D

No Article

No Article


Question 23

Dhanush donates 22% of his savings to old age home, 23% of the savings to orphanage and 24% of his savings to foundations for medical help. The remaining amount Rs.9300 of savings is deposited in bank. Find the salary of Dhanush, if 40% of the salary is his savings amount. (In Rs.)
धनुष अपनी बचत का 22% वृद्धाश्रम के लिए, बचत का 23% अनाथालय के लिए और बचत का 24% चिकित्सा सहायता के लिए फाउंडेशन को दान कर देता है। बचत की शेष राशि Rs.9300 बैंक में जमा कर दी गई है। धनुष का वेतन ज्ञात कीजिए, यदि वेतन का 40% उसकी बचत राशि है। (Rs. में)

Options

A

40000

40000

B

75000

75000

C

20000

20000

D

50000

50000


Solution:

Correct Answer:

B

75000

75000


Question 24

If in the number sequence 2 4 5 6 3 1 7 4 8 5 1 2 3, all the odd numbers are increased by two and all the even numbers are decreased by two, then the new number sequence are arranged in descending order, which will be the fifth digit from the left?
यदि संख्या अनुक्रम 2 4 5 6 3 1 7 4 8 5 1 2 3 में सभी विषम संख्याओं में दो की वृद्धि होती है और सभी सम संख्याओं में दो की कमी होती है, और इसके बाद नए संख्या अनुक्रम को अवरोही क्रम में व्यवस्थित किया जाता है, तो बाएँ से पाँचवाँ अंक कौन-सा होगा?

Options

A

6

6

B

4

4

C

7

7

D

5

5


Solution:

Correct Answer:

D

5

5


Question 25

Fill in the blanks with suitable Article from the given alternatives.

I think _______ injured animal is in the zoo.
Fill in the blanks with suitable Article from the given alternatives.

I think _______ injured animal is in the zoo.

Options

A

a

a

B

the

the

C

an

an

D

No Article

No Article


Solution:

Correct Answer:

B

the

the


Question 26

What is the full form of 'RPF', a security force?
सुरक्षा बल 'RPF' का पूरा नाम क्या है?

Options

A

Railway Protection Force

Railway Protection Force

B

Railway Project Force

Railway Project Force

C

Railway Posting Force

Railway Posting Force

D

Railway Promoting Force

Railway Promoting Force


Solution:

Correct Answer:

A

Railway Protection Force

Railway Protection Force


Question 27

An article is sold at 25% loss by the shopkeeper. If he had sold it for Rs.825 more, he would have earned a profit of 30%. Find the cost price of the article. (In Rs.)
एक वस्तु को दुकानदार द्वारा 25% हानि पर बेचा जाता है, यदि वह इसे Rs.825 अधिक में बेचता, तो उसे 30% का लाभ होता। वस्तु का क्रय मूल्य ज्ञात कीजिए। (Rs. में)

Options

A

1400

1400

B

1300

1300

C

1500

1500

D

1600

1600


Solution:

Correct Answer:

C

1500

1500


Question 28

If all the vowels are removed in the word IMPRACTICABILITY, then the letters of the word are arranged alphabetically, which letter will be seventh from the right?
यदि शब्द IMPRACTICABILITY से सभी स्वर निकाल दिए जाते हैं, फिर शब्द के सभी अक्षरों को वर्णानुक्रम में व्यवस्थित किया जाता है, तो दाईं ओर से सातवाँ अक्षर कौन-सा होगा?

Options

A

B

B

B

C

C

C

T

T

D

L

L


Solution:

Correct Answer:

D

L

L


Question 29

Choose the word which best expresses the similar meaning of the given word " RECEPTIVE ".
Choose the word which best expresses the similar meaning of the given word " RECEPTIVE ".

Options

A

unsusceptible

unsusceptible

B

Sensitive

Sensitive

C

Unwilling

Unwilling

D

Against

Against


Solution:

Correct Answer:

B

Sensitive

Sensitive


Question 30

Fill in the blanks with suitable Preposition from the given alternatives.

They walked _______________ the paddy fields.
Fill in the blanks with suitable Preposition from the given alternatives.

They walked _______________ the paddy fields.

Options

A

since

since

B

through

through

C

for

for

D

with

with


Solution:

Correct Answer:

B

through

through


Question 31

A woman walked 11km towards East, took a right turn and walked 7km, took another right turn and walked 3km. She then walked 15km towards North and turned right and walked 16km. She then finally took a right turn and walked 8km. How far is she from the starting point?
एक महिला पूर्व की ओर 11 km चलती है, दाएं मुड़ती है और 7 km चलती है, एक बार फिर दाएं मुड़ती है और 3 km चलती है। फिर वह उत्तर की ओर 15 km चलती है और दाएं मुड़ती है और 16 km चलती है। फिर वह अंत में दाएं मुड़ती है और 8 km चलती है। वह आरंभिक बिंदु से कितनी दूर है?

Options

A

23km

23km

B

20km

20km

C

25km

25km

D

24km

24km


Solution:

Correct Answer:

D

24km

24km


Question 32

A flight covers a distance between A and B in 21 hours. If the speed of the flight is reduced by 220 km/hr, then the same distance is covered in 26 hours. Find the distance between A and B. (In km)
एक विमान, 21 घंटे में A और B के बीच की दूरी तय करता है। यदि विमान की गति 220 km/hr कम कर दी जाए, तो उतनी ही दूरी 26 घंटे में तय की जाती है। A और B के बीच की दूरी ज्ञात कीजिए। (km में)

Options

A

24224

24224

B

24624

24624

C

24024

24024

D

24424

24424


Solution:

Correct Answer:

C

24024

24024


Question 33

Find the odd image out in the given series.

दी गई श्रृंखला में असंगत चित्र ज्ञात कीजिए।


Options

A

3

3

B

1

1

C

4

4

D

2

2


Solution:

Correct Answer:

B

1

1


Question 34

The average of 10 data is 60.5. In this, the average of first 3 data is 58 and the next 4 data is 68. If the 8th data is 15 less than the 9th data and also 9 less than the 10th data, then find the eighth data.
10 डेटा का औसत 60.5 है। इसमें पहले 3 डेटा का औसत 58 और अगले 4 डेटा का औसत 68 है। यदि 8वां डेटा, 9वें डेटा से 15 कम और 10वें डेटा से 9 कम है, तो आठवां डेटा ज्ञात करें।

Options

A

43

43

B

49

49

C

47

47

D

45

45


Solution:

Correct Answer:

D

45

45


Question 35

Read the following statements and answer the questions based on them
A+B means A is daughter of B
A-B means A is the son of B
A*B means A is the aunt of B
A/B means A is the uncle of B

Which of the following shows that 'O is the cousin of M'?
निम्नलिखित कथनों को पढ़ें और उन पर आधारित प्रश्नों का उत्तर दें।

A+B का अर्थ है A, B की पुत्री है
A-B का अर्थ है A, B का पुत्र है
A*B का अर्थ है A, B की आंट है
A/B का अर्थ है A, B का अंकल है

निम्नलिखित में से कौन-सा यह दर्शाता है कि 'O, M का कज़िन है'?

Options

A

M-N-O

M-N-O

B

O-N*M

O-N*M

C

M+N+O

M+N+O

D

O/N/M

O/N/M


Solution:

Correct Answer:

B

O-N*M

O-N*M


Question 36

A can finish a job in 102 days, B can finish the same job in 153 days and C can finish the same job in 204 days. If all three are working together, how many days will they require to complete the same job?
A, किसी कार्य को 102 दिनों में पूरा कर सकता है, B उसी कार्य को 153 दिनों में और C उसी कार्य को 204 दिनों में पूरा कर सकता है। यदि तीनों एक साथ कार्य कर रहे हैं, तो उसी कार्य को पूरा करने के लिए उन्हें कितने दिनों की आवश्यकता होगी?

Options

A



B



C



D




Solution:

Correct Answer:

B




Question 37

If A drives from X to Y at 42 kmph and then from Y to X at 96 kmph, what is the average speed for the whole journey? (In kmph - upto two decimals)
यदि A, X से Y तक 42 kmph की चाल से और फिर Y से X तक 96 kmph की चाल से गाड़ी चलाता है, तो पूरी यात्रा की औसत चाल कितनी है? (kmph में - दो दशमलव स्थान तक)

Options

A

58.43

58.43

B

60.43

60.43

C

62.43

62.43

D

56.43

56.43


Solution:

Correct Answer:

A

58.43

58.43


Question 38

Visnu bought a new plot which needs to be fenced immediately, due to which the length and the breadth of the rectangular working place gets reduced by 2% each. Find the % decrease in the area.
विष्णु ने एक नया प्लॉट खरीदा जिसे तुरंत बाड़ लगाने की जरूरत है, जिससे आयताकार कार्यस्थल की लंबाई और चौड़ाई प्रत्येक 2% कम हो जाती है। क्षेत्रफल में % कमी ज्ञात कीजिए।

Options

A

3.96%

3.96%

B

5.96%

5.96%

C

4.96%

4.96%

D

2.96%

2.96%


Solution:

Correct Answer:

A

3.96%

3.96%


Question 39

Which is the easternmost state of India?
भारत का कौन-सा राज्य पूर्व दिशा में अंतिम छोर पर स्थित है?

Options

A

Arunachal Pradesh

Arunachal Pradesh

B

Sikkim

Sikkim

C

Tamil Nadu

Tamil Nadu

D

Gujarat

Gujarat


Solution:

Correct Answer:

A

Arunachal Pradesh

Arunachal Pradesh


Question 40

Replace the question mark with an option that follows the same logic applied in the first pair.

216:81::104: ?
प्रश्नवाचक चिह्न को उस विकल्प से बदलें जो पहले युग्म में लागू तर्क का अनुसरण करता हो।

216:81::104: ?

Options

A

56

56

B

52

52

C

25

25

D

27

27


Solution:

Correct Answer:

C

25

25


Question 41

Choose the word which best expresses the similar meaning of the given word " DISGUISE ".
Choose the word which best expresses the similar meaning of the given word " DISGUISE ".

Options

A

Disclose

Disclose

B

Represent

Represent

C

Divulge

Divulge

D

Conceal

Conceal


Solution:

Correct Answer:

D

Conceal

Conceal


Question 42

Find the value of X in the given image.

दिए गए चित्र में X का मान ज्ञात कीजिए।


Options

A

465

465

B

295

295

C

498

498

D

315

315


Solution:

Correct Answer:

B

295

295


Question 43

In a certain code, if FAMOUS is written as FMAUOS, then how is LEGEND written in that code?
किसी निश्चित कूट भाषा में यदि FAMOUS को FMAUOS के रूप में लिखा जाता है, तो उस कूट भाषा में LEGEND को कैसे लिखा जाएगा?

Options

A

LNEGEL

LNEGEL

B

LGENED

LGENED

C

GELDNE

GELDNE

D

ELEGDN

ELEGDN


Solution:

Correct Answer:

B

LGENED

LGENED


Question 44

After walking 9km, a boy turned left and walked 6km. He then took a left turn and walked 11km. If he stood facing West direction finally, towards which direction did he walk the first 9km?
9 km चलने के बाद, एक लड़का बाएं मुड़ता है और 6 km चलता है। फिर वह बाएं मुड़ता है और 11 km चलता है। यदि वह अंत में पश्चिम दिशा की ओर मुंह करके खड़ा हुआ है, तो वह पहले 9 km किस दिशा में चला था?

Options

A

East

East

B

West

West

C

North

North

D

South

South


Solution:

Correct Answer:

A

East

East


Question 45

Which country won ICC Under-19 Cricket World Cup 2022?
किस देश ने ICC अंडर-19 क्रिकेट विश्व कप 2022 जीता?

Options

A

Bangladesh

Bangladesh

B

Australia

Australia

C

India

India

D

South Africa

South Africa


Solution:

Correct Answer:

C

India

India


Question 46

If a = 35 and b = 22, then find the value of a2-b2.
यदि a = 35 और b = 22 है, तो a2-b2 का मान ज्ञात करें।

Options

A

751

751

B

731

731

C

761

761

D

741

741


Solution:

Correct Answer:

D

741

741


Question 47

Find the word which is correctly spelt from the given options.
Find the word which is correctly spelt from the given options.

Options

A

Falacy

Falacy

B

Circummlocution

Circummlocution

C

Gracious

Gracious

D

Radecal

Radecal


Solution:

Correct Answer:

C

Gracious

Gracious


Question 48

Choose the word which expresses nearly the opposite meaning of the given word " BREVITY ".
Choose the word which expresses nearly the opposite meaning of the given word " BREVITY ".

Options

A

Crispness

Crispness

B

Shortness

Shortness

C

Lengthiness

Lengthiness

D

Transience

Transience


Solution:

Correct Answer:

C

Lengthiness

Lengthiness


Question 49

In a certain code, if LOCAT is written as UBDPM, then how is GRAPH written in that code?
किसी निश्चित कूट भाषा में यदि LOCAT को UBDPM के रूप में लिखा जाता है, तो उस कूट भाषा में GRAPH को कैसे लिखा जाएगा?

Options

A

SHBIQ

SHBIQ

B

HQBSI

HQBSI

C

IQBSH

IQBSH

D

HTDTM

HTDTM


Solution:

Correct Answer:

C

IQBSH

IQBSH


Question 50

Which of the following currency notes is issued by Ministry of Finance?
निम्नलिखित में से कौन-सी मुद्रा नोट वित्त मंत्रालय द्वारा जारी की जाती है?

Options

A

Hundred rupees note

Hundred rupees note

B

Two Thousand rupees note

Two Thousand rupees note

C

One rupee note

One rupee note

D

Twenty rupees note

Twenty rupees note


Solution:

Correct Answer:

C

One rupee note

One rupee note


Question 51

The thickness of insulation of cables is decided by ________.
केबलों के रोधन (इन्सुलेशन) की मोटाई ________ द्वारा तय की जाती है।

Options

A

Power factor

Power factor

B

Current carrying capacity

Current carrying capacity

C

Voltage

Voltage

D

Reactive power

Reactive power


Solution:

Correct Answer:

C

Voltage

Voltage


Question 52

A transformer has negative voltage regulation when its load power factor is _______.
एक ट्रांसफार्मर में ऋणात्मक वोल्टता विनियमन होता है जब इसका भार शक्ति गुणक _______ होता है।

Options

A

unity

unity

B

leading

leading

C

lagging

lagging

D

zero

zero


Solution:

Correct Answer:

B

leading

leading


Question 53

Farad/meter is the unit of ________.
फैराड/मीटर ________ की इकाई है।

Options

A

Permittivity

Permittivity

B

Retentivity

Retentivity

C

Reluctance

Reluctance

D

Resistance

Resistance


Solution:

Correct Answer:

A

Permittivity

Permittivity


Question 54

Calculate the power in an inductive circuit if the inductance is 10H, the current flowing in the inductor is 2A in 4s.
एक प्रेरण-परिपथ में शक्ति की गणना करें यदि प्रेरकत्व 10H है, प्रेरक में धारा प्रवाह 4s में 2A है।

Options

A

50 W

50 W

B

5 W

5 W

C

4 W

4 W

D

10 W

10 W


Solution:

Correct Answer:

B

5 W

5 W


Question 55

Piezoelectric transducer consists of ________.
दाब-विद्युत (पीजोइलेक्ट्रिक) ट्रांसड्यूसर में ________ सम्मिलित होते हैं।

Options

A

copper rod

copper rod

B

gold crystal

gold crystal

C

aluminum wire

aluminum wire

D

quartz crystal

quartz crystal


Solution:

Correct Answer:

D

quartz crystal

quartz crystal


Question 56

The conductor carries more current on the surface in comparison to its core. What is this phenomenon called?
चालक में कोर की तुलना में सतह पर अधिक धारा प्रवाहित होती है। इस परिघटना को क्या कहा जाता है?

Options

A

Skin effect

Skin effect

B

Corona effect

Corona effect

C

Ferranti effect

Ferranti effect

D

Proximity effect

Proximity effect


Solution:

Correct Answer:

A

Skin effect

Skin effect


Question 57

A dry powder fire extinguisher can be found with a ___________ band above it.
शुष्क पाउडर अग्निशामक के ऊपर एक ___________ बैंड पाया जा सकता है।

Options

A

Cream

Cream

B

Black

Black

C

Yellow

Yellow

D

Blue

Blue


Solution:

Correct Answer:

D

Blue

Blue


Question 58

Which of the following systems produces the highest ground fault current when a fault to ground occurs?
निम्न में से कौन-सा तंत्र, भूसम्पर्कन में खराबी आने पर सबसे अधिक भू-दोष धारा (ground fault current) पैदा करता है?

Options

A

Solid grounding system

Solid grounding system

B

Resistance grounding system

Resistance grounding system

C

Ungrounded system

Ungrounded system

D

reactance grounding system

reactance grounding system


Solution:

Correct Answer:

A

Solid grounding system

Solid grounding system


Question 59

Which of the following storage devices uses rigid and permanently installed magnetic disks to store data?
निम्नलिखित में से कौन-सा स्टोरेज डिवाइस, डेटा स्टोर करने के लिए दृढ़ और स्थायी रूप से स्थापित चुंबकीय डिस्क का उपयोग करता है?

Options

A

Optical disk

Optical disk

B

Floppy drive

Floppy drive

C

Hard disk

Hard disk

D

Permanent disk

Permanent disk


Solution:

Correct Answer:

C

Hard disk

Hard disk


Question 60

In moving iron instruments, the damping torque is provided by _____.
गतिशील लौह उपकरणों में, अवमंदन बलाघूर्ण _____ द्वारा प्रदान किया जाता है।

Options

A

Eddy current

Eddy current

B

Spring

Spring

C

Fluid friction

Fluid friction

D

Air friction

Air friction


Solution:

Correct Answer:

D

Air friction

Air friction


Question 61

Which of the following single phase motors will operate at high power factor?
निम्न में से कौन-सी एकल फेज़ मोटर उच्च शक्ति गुणक पर काम करेगी?

Options

A

Capacitor run motor

Capacitor run motor

B

Capacitor start motor

Capacitor start motor

C

Shaded pole motor

Shaded pole motor

D

Split phase motor

Split phase motor


Solution:

Correct Answer:

A

Capacitor run motor

Capacitor run motor


Question 62

Slip of an induction motor increases with _______.
प्रेरण (इंडक्शन) मोटर की सर्पी (स्लिप) _______ के साथ बढ़ जाती है।

Options

A

decrease in current and increase in torque

decrease in current and increase in torque

B

increase in current and torque

increase in current and torque

C

decrease in current and torque

decrease in current and torque

D

increase in current and decrease in torque

increase in current and decrease in torque


Solution:

Correct Answer:

B

increase in current and torque

increase in current and torque


Question 63

The pipe used for earthing is made of _______.
भूसंपर्कन (अर्थिंग) के लिए उपयोग किया जाने वाला पाइप _______ का बना होता है।

Options

A

Brass

Brass

B

Silver

Silver

C

Aluminium

Aluminium

D

Galvanized steel

Galvanized steel


Solution:

Correct Answer:

D

Galvanized steel

Galvanized steel


Question 64

Reflector of a nuclear reactor is made of ________.
परमाणु रिएक्टर का प्रतिक्षेपक ________ से बना होता है।

Options

A

Boron

Boron

B

Beryllium

Beryllium

C

Copper

Copper

D

Cast iron

Cast iron


Solution:

Correct Answer:

B

Beryllium

Beryllium


Question 65

Lower power factor is usually not due to ________.
कम शक्ति गुणक आमतौर पर ________ के कारण नहीं होता है।

Options

A

Induction furnace

Induction furnace

B

Incandescent lamps

Incandescent lamps

C

Discharge lamp

Discharge lamp

D

Arc lamps

Arc lamps


Solution:

Correct Answer:

B

Incandescent lamps

Incandescent lamps


Question 66

Which of the following types of windings are used in dc machines?
डीसी मशीनों में निम्नलिखित में से किस प्रकार के कुंडलन (वाइंडिंग) का उपयोग किया जाता है?

Options

A

Open delta winding

Open delta winding

B

Lap or Wave winding

Lap or Wave winding

C

Delta connected winding

Delta connected winding

D

Star connected winding

Star connected winding


Solution:

Correct Answer:

B

Lap or Wave winding

Lap or Wave winding


Question 67

Two electric bulbs have tungsten filament of the same thickness. If one of them gives 60 W and the other gives 100 W, then ______.
बिजली के दो बल्बों में एक-समान मोटाई का टंगस्टन तंतु होता है। यदि उनमें से एक 60 W देता है और दूसरा 100 W देता है, तो ______।

Options

A

60 W lamp filament has shorter length

60 W lamp filament has shorter length

B

100 W lamp filament has the longer length

100 W lamp filament has the longer length

C

60 W lamp filament has the longer length

60 W lamp filament has the longer length

D

60 W and 100 W lamp filaments have equal length

60 W and 100 W lamp filaments have equal length


Solution:

Correct Answer:

C

60 W lamp filament has the longer length

60 W lamp filament has the longer length


Question 68

A three-phase squirrel cage induction motor has ________.
तीन फेज़ वाली पिंजरी प्रेरण मोटर _________ होती है।

Options

A

Not self-starting

Not self-starting

B

Self-starting with high torque

Self-starting with high torque

C

Self-starting with low torque

Self-starting with low torque

D

Self-starting with zero torque

Self-starting with zero torque


Solution:

Correct Answer:

C

Self-starting with low torque

Self-starting with low torque


Question 69

The dielectric loss of the capacitance can be measured using _____.
धारिता की परावैद् हानि को _____ का उपयोग करके मापा जा सकता है।

Options

A

Schering bridge

Schering bridge

B

Anderson's bridge

Anderson's bridge

C

Hay's bridge

Hay's bridge

D

Maxwell's bridge

Maxwell's bridge


Solution:

Correct Answer:

A

Schering bridge

Schering bridge


Question 70

LDR is also called __________.
LDR को ______ भी कहा जाता है।

Options

A

photo resistive cell

photo resistive cell

B

Photo voltaic cell

Photo voltaic cell

C

photo transistor

photo transistor

D

photo emissive cell

photo emissive cell


Solution:

Correct Answer:

A

photo resistive cell

photo resistive cell


Question 71

Digital data acquisition system is used when physical quantity being monitored has a/an ________.
अंकीय डाटा अधिग्रहण प्रणाली का उपयोग तब किया जाता है जब निगरानी की जाने वाली भौतिक मात्रा की ________ होती है।

Options

A

wide bandwidth

wide bandwidth

B

narrow bandwidth

narrow bandwidth

C

zero bandwidth

zero bandwidth

D

infinite bandwidth

infinite bandwidth


Solution:

Correct Answer:

B

narrow bandwidth

narrow bandwidth


Question 72

In the measurement of power by two wattmeter method, if the reading of the two wattmeter is equal and opposite while measuring power in a 3 phase induction motor, then the power factor of the load will be _______.
दो वॉटमीटर विधि द्वारा शक्ति के मापन में, यदि 3 फेज़ प्रेरण मोटर में शक्ति को मापते समय दो वॉटमीटर का पठन बराबर और विपरीत होता है तो भार का शक्ति गुणक _______ होगा।

Options

A

0.5 leading

0.5 leading

B

0.5 lagging

0.5 lagging

C

Unity

Unity

D

zero

zero


Solution:

Correct Answer:

D

zero

zero


Question 73

The control used in SCADA is ___________.
SCADA में उपयोग किया जाने वाला नियंत्रण _____________ होता है।

Options

A

Manual control

Manual control

B

Open loop control

Open loop control

C

ON-OFF control

ON-OFF control

D

Supervisory control

Supervisory control


Solution:

Correct Answer:

D

Supervisory control

Supervisory control


Question 74

Norton resistance is found by ______.
नॉर्टन प्रतिरोध ______ द्वारा पाया जाता है।

Options

A

Opening all voltage and current sources

Opening all voltage and current sources

B

Opening all voltage sources and shorting all current sources

Opening all voltage sources and shorting all current sources

C

Shorting all voltage and current sources

Shorting all voltage and current sources

D

Shorting all voltage sources and opening all current sources

Shorting all voltage sources and opening all current sources


Solution:

Correct Answer:

D

Shorting all voltage sources and opening all current sources

Shorting all voltage sources and opening all current sources


Question 75

Plug setting of an electromagnetic relay can be altered by varying ___________.
विद्युत-चुंबकीय (इलेक्ट्रोमैग्नेटिक) रिले की प्लग सेटिंग को ___________ बदलकर बदला जा सकता है।

Options

A

Number of ampere-turns

Number of ampere-turns

B

Air gap of magnetic path

Air gap of magnetic path

C

Adjustable backstop

Adjustable backstop

D

None of these

None of these


Solution:

Correct Answer:

A

Number of ampere-turns

Number of ampere-turns


Question 76

A 50 Hz, 3-phase induction motor has a full load speed of 1440 r.p.m. The number of poles in the motor is ______.
एक 50 हर्ट्ज, 3-फेज़ प्रेरण मोटर (इंडक्शन मोटर) की पूर्ण भार गति 1440 r.p.m. है। मोटर में ध्रुवों की संख्या ______ है।

Options

A

4

4

B

2

2

C

8

8

D

6

6


Solution:

Correct Answer:

A

4

4


Question 77

Direct arc furnaces have which of the following power factors?
प्रत्यक्ष चाप भट्ठियों में निम्नलिखित में से कौन-सा शक्ति गुणक होता है?

Options

A

Leading

Leading

B

Unity

Unity

C

Lagging

Lagging

D

zero

zero


Solution:

Correct Answer:

C

Lagging

Lagging


Question 78

The main purpose of performing open-circuit test on a transformer is to measure its _________.
एक ट्रांसफॉर्मर पर खुला-परिपथ परीक्षण करने का मुख्य उद्देश्य इसकी/के _________ को मापना है।

Options

A

Cu loss

Cu loss

B

Insulation resistance

Insulation resistance

C

Core loss

Core loss

D

Total loss

Total loss


Solution:

Correct Answer:

C

Core loss

Core loss


Question 79

Larger air gap in Linear induction motor results in _________.
रैखिक प्रेरण मोटर में बड़े वायु अंतराल के परिणामस्वरूप _____________ होता/होती है।

Options

A

higher power factor

higher power factor

B

low slip

low slip

C

high slip

high slip

D

lower power factor

lower power factor


Solution:

Correct Answer:

D

lower power factor

lower power factor


Question 80

The servo motors have _________.
सर्वो मोटर्स में _________ होती है।

Options

A

high rotor inertia and low speed of response

high rotor inertia and low speed of response

B

low rotor inertia and high speed of response

low rotor inertia and high speed of response

C

low rotor inertia and low speed of response

low rotor inertia and low speed of response

D

high rotor inertia and high speed of response

high rotor inertia and high speed of response


Solution:

Correct Answer:

B

low rotor inertia and high speed of response

low rotor inertia and high speed of response


Question 81

Null Modem is a type of ________.
नल मोडेम, एक प्रकार का ________ है।

Options

A

protocol converter

protocol converter

B

modem eliminator

modem eliminator

C

multiplexer

multiplexer

D

demultiplexer

demultiplexer


Solution:

Correct Answer:

B

modem eliminator

modem eliminator


Question 82

The potential transformers are used to measure large voltage using _____.
विभव (पोटेंशिअल) ट्रान्सफॉर्मर का उपयोग _____ का उपयोग करके बड़ी वोल्टता को मापने के लिए किया जाता है।

Options

A

High range ammeter

High range ammeter

B

High range voltmeter

High range voltmeter

C

Low range voltmeter

Low range voltmeter

D

Low range ammeter

Low range ammeter


Solution:

Correct Answer:

C

Low range voltmeter

Low range voltmeter


Question 83

The load factor plays a key role in determining which among the following?
भार गुणक (लोड फैक्टर) निम्नलिखित में से किसके निर्धारण में महत्वपूर्ण भूमिका निभाता है?

Options

A

Maximum demand

Maximum demand

B

Plant capacity

Plant capacity

C

Overall demand

Overall demand

D

Overall cost per unit generated

Overall cost per unit generated


Solution:

Correct Answer:

D

Overall cost per unit generated

Overall cost per unit generated


Question 84

______ is used for heating non-conducting materials.
______ का उपयोग कुचालक सामग्रियों को ऊष्मित करने के लिए किया जाता है।

Options

A

Arc heating

Arc heating

B

Eddy current heating

Eddy current heating

C

Dielectric heating

Dielectric heating

D

Induction heating

Induction heating


Solution:

Correct Answer:

C

Dielectric heating

Dielectric heating


Question 85

The concept of V/f control of inverters driving three-phase induction motor results in_________.
तीन-फेज़ प्रेरण मोटर चलाने वाले इनवर्टर के V/f नियंत्रण की अवधारणा के परिणामस्वरूप _________ होता/होती है।

Options

A

speed reversal

speed reversal

B

constant torque operation

constant torque operation

C

reduced magnetic loss

reduced magnetic loss

D

harmonic elimination

harmonic elimination


Solution:

Correct Answer:

B

constant torque operation

constant torque operation


Question 86

Which of the following printers is suitable to print multiple carbon copies at once?
निम्नलिखित में से कौन-सा प्रिंटर एक साथ कई कार्बन कॉपी प्रिंट करने के लिए उपयुक्त है?

Options

A

Laser Printer

Laser Printer

B

Inkjet Printer

Inkjet Printer

C

Impact Printer

Impact Printer

D

Thermal Printer

Thermal Printer


Solution:

Correct Answer:

C

Impact Printer

Impact Printer


Question 87

__________ method of a three phase induction motor needs six terminals.
तीन फेज़ प्रेरण मोटर की __________ विधि को छह टर्मिनलों की आवश्यकता होती है।

Options

A

Stator resistance starting

Stator resistance starting

B

Star-delta

Star-delta

C

Autotransformer starting

Autotransformer starting

D

Rotor resistance starting

Rotor resistance starting


Solution:

Correct Answer:

B

Star-delta

Star-delta


Question 88

Zero crossing detector circuit plays a crucial role in conversion of input sine wave into a _________ at its output.
जीरो क्रॉसिंग डिटेक्टर परिपथ, निवेश ज्या तरंग को अपने निर्गम (आउटपुट) पर _________ में बदलने में महत्वपूर्ण भूमिका निभाता है।

Options

A

saw-tooth wave

saw-tooth wave

B

triangular wave

triangular wave

C

square wave

square wave

D

pulse wave

pulse wave


Solution:

Correct Answer:

C

square wave

square wave


Question 89

The active material on the positive plate of fully charged lead-acid battery is_______.
पूरी तरह से आवेशित सीसा-अम्ल बैटरी की धनात्मक प्लेट पर क्रियात्मक सामग्री _______ है।

Options

A

Lead

Lead

B

Lead dioxide

Lead dioxide

C

Lead sulphate

Lead sulphate

D

Lead chloride

Lead chloride


Solution:

Correct Answer:

B

Lead dioxide

Lead dioxide


Question 90

Emitter bias of a Transistor requires _______.
एक ट्रांजिस्टर की उत्सर्जक अभिनति (एमिटर बायस) के लिए __________________।

Options

A

only a positive supply voltage

only a positive supply voltage

B

only a negative supply voltage

only a negative supply voltage

C

no supply voltage

no supply voltage

D

both positive and negative supply voltages

both positive and negative supply voltages


Solution:

Correct Answer:

D

both positive and negative supply voltages

both positive and negative supply voltages


Question 91

Breaking capacity of a circuit breaker is expressed in terms of ______.
परिपथ भंजक की भंजन क्षमता ______ के रूप में व्यक्त की जाती है।

Options

A

MVA

MVA

B

Amperes

Amperes

C

Volts

Volts

D

MW

MW


Solution:

Correct Answer:

A

MVA

MVA


Question 92

The universal gate that can be used to implement any Boolean expression is __________.
यूनिवर्सल गेट जिसका उपयोग किसी भी बूलियन व्यंजक को लागू करने के लिए किया जा सकता है, वह है __________ ।

Options

A

AND

AND

B

OR

OR

C

NAND

NAND

D

EXOR

EXOR


Solution:

Correct Answer:

C

NAND

NAND


Question 93

Which of the following interrupts has higher priority in 8051 microcontroller after Reset?
रीसेट के बाद 8051 माइक्रोकंट्रोलर में निम्नलिखित में से किस अवरोध की उच्च प्राथमिकता होती है?

Options

A

Timer Interrupt 1

Timer Interrupt 1

B

External Interrupt 0

External Interrupt 0

C

External Interrupt 1

External Interrupt 1

D

Timer Interrupt 0

Timer Interrupt 0


Solution:

Correct Answer:

B

External Interrupt 0

External Interrupt 0


Question 94

An OR function implemented in ladder logic uses ______.
सीढ़ी तर्क (लैडर लॉजिक) में कार्यान्वित एक OR फलन ______ का उपयोग करता है।

Options

A

Normally-open contacts in parallel

Normally-open contacts in parallel

B

Normally-open contacts in series

Normally-open contacts in series

C

Normally-closed contacts in series

Normally-closed contacts in series

D

Normally-closed contacts in parallel

Normally-closed contacts in parallel


Solution:

Correct Answer:

A

Normally-open contacts in parallel

Normally-open contacts in parallel


Question 95

The open-circuit voltage (measured across Phase R and Neutral) and short circuit current of a 3-phase, star-connected alternator are 1000 V and 250 A respectively. Its field current is 12 A. Then the synchronous impedance of alternator will be ________.
विवृत-परिपथ वोल्टता (फेज़ R और न्यूट्रल के आर-पार मापी गई) और 3-फेज़, स्टार-कनेक्टेड अल्टरनेटर की लघु परिपथ धारा क्रमशः 1000 V और 250 A है। इसकी क्षेत्र (फील्ड) धारा 12 A है। तो अल्टरनेटर की तुल्यकालिक प्रतिबाधा ________ होगी।

Options

A

4 ohms

4 ohms

B

250 ohms

250 ohms

C

250 kilo ohms

250 kilo ohms

D

4 kilo ohms

4 kilo ohms


Solution:

Correct Answer:

A

4 ohms

4 ohms


Question 96

The objective of grounding or earthing is to provide ________.
भूसंपर्कन (ग्राउंडिंग या अर्थिंग) का उद्देश्य ________ प्रदान करना है।

Options

A

positive sequence current

positive sequence current

B

highest resistance path to the ground

highest resistance path to the ground

C

negative sequence current

negative sequence current

D

lowest resistance path to the ground

lowest resistance path to the ground


Solution:

Correct Answer:

D

lowest resistance path to the ground

lowest resistance path to the ground


Question 97

The V-I characteristics for a TRIAC in the first and third quadrants are essentially identical to those of __________ in its first quadrant.
पहले और तीसरे चतुर्थांश में एक TRIAC की V-I विशेषताएँ अनिवार्य रूप से __________ के पहले चतुर्थांश की V-I विशेषताओं के समान हैं।

Options

A

Transistor

Transistor

B

SCR

SCR

C

Diode

Diode

D

UJT

UJT


Solution:

Correct Answer:

B

SCR

SCR


Question 98

Find the surge impedance of a line when inductance is 160 mH and capacitance is 1μF.
एक लाइन की प्रोत्कर्ष प्रतिबाधा ज्ञात करें जब प्रेरकत्व 160 mH है और धारिता 1 μF है।

Options

A

400 ohms

400 ohms

B

800 ohms

800 ohms

C

200 ohms

200 ohms

D

600 ohms

600 ohms


Solution:

Correct Answer:

A

400 ohms

400 ohms


Question 99

Type J thermocouple is made of the following metals:
टाइप J तापयुग्म (थर्मोकपल) निम्नलिखित धातुओं से बना है:

Options

A

Iron and Constantan

Iron and Constantan

B

Chromel and Alumel

Chromel and Alumel

C

Copper and Constantan

Copper and Constantan

D

Aluminum and Tungsten

Aluminum and Tungsten


Solution:

Correct Answer:

A

Iron and Constantan

Iron and Constantan


Question 100

The surge impedance of a transmission line is given by ______.
एक संचरण लाइन की प्रोत्कर्ष प्रतिबाधा ______ द्वारा दर्शायी जाती है।

Options

A

square root of (C/L)

square root of (C/L)

B

square root of (L/C)

square root of (L/C)

C

square root of (LC)

square root of (LC)

D

square root of (L+C)

square root of (L+C)


Solution:

Correct Answer:

B

square root of (L/C)

square root of (L/C)


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