Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

during installation time of transformer and alternator which points we have to observed?

1946

what is principle in relay testing kit?

3 8024

how we can calculate which capacity capacitor bank we have to add for improve pf?

Consultancy, JM Huber, Torrent Power,

3 15483

what is the difference between LT and HT power supply?

Center One Mall, Central University, JSW, Siemens, Suzlon,

26 187474

why buchholz relay installed in inclined position

Eskom,

3 12225

what is zero sequence curr ent ?

4 18502

why we cant use AC supply products in DC supply?

21 21865

why 3 phase motors are preferable over single phase motors ?

4 6592

how to select cable size?

4 11274

what is the purpose of starter in tube light?what is it operation .

1 5005

1)Why electric shock is feel ?? n in a Electric Train why we didnt feel that ? 2)What is the reason for transformer Noise ?? 3)What is relation b/w Transmission Lines & Communication Lines ? 4)Which material is used for making Transformer oil & How u measure its dielectric strength & Name the test ?

NTPC, Tata Power,

14 27330

To check the earth condition (In plug points); the voltage between earth and Neutral is in below 5 volts. Is it correct

6 9139

What is effect of power factor on change in voltage

APNPDCL, apspdcl, My Home Industries,

13 46033

Whats the difference btwn a latch, port,data bus buffer? Do they all not hold data in d flip flops??

2400

which network topology offers the greatest level of tolerance?

2154

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Un-Answered Questions { Electrical Engineering }

Is better to supply the voltage for static exciter from the auxiliary power source or from the SG terminals? And why?

1931

A 100W electric lamp is supplied from a 115V, 60HZ source. The peak instantaneous power dissipated in the lamp filament is

2381

how does directional relay work incase of ac ?

1515

what topics we have to concentrate for power grid et.written test.and tell what to read for english synonyms and antonyms.

1953

Sir pl provide 5 year sample paper for post junior engineer(electrical).I have currently applied for junior engineer (electrical) on RRB Ajmer

3634

There are Two questions about Steam Turbine Generator... What is HRSG bypass of LP, HP used for in power generation? In particualar, in the event that fault of HP bypass, there would be STG TRIP in operation but none on the LP bypass fault...what's the reason ?

2321

what is magnetizing and demagnetizing current in generator and motor?

3278

new 90kw motor installed so how I purchased cable ,fuse,etc please give me technic for cable selected why always capacitor delta connection

1815

i am studying in final year can i allowed for 23rd UES of Indian army

2117

How i can calculate current of cable according to ares?

2000

Advantages/Disadvantages of earthing of neutral bus on MSB instead of separate neutral earthing for transformer/DG sets feeding to MSB

2799

PIU how does work?

2437

What is the difference between electrical earthing and electrical grounding?

1152

For an induction motor wat is the loading/unloading cycle duration or interms of L/UL ratio/ percentage?

2107

How To Convert Apparent Into Real Power Without Knowing Reactive Power?

1782

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