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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

plz send me Bhel, Mahagenco, sbi previous exam paper for electrical engineer on my email-id kambali_smita@yahoo.co.in

Bhel,

2407

how we can convert 3 phase to single phase without using any transformer

8 13150

what is the name of transformer oil.

15 22480

In Transmission System if the potential difference at the two end of line are same then is the transmission of power will continue ? if yes then how.

IOCL,

1 2375

How to calculate the rating of ELCB OR RCCB for an equipment?

2 23940

WHAT WILL HAPPEN IF WE START A MOTOR WITH STAR & IT IS RUNNING WITH STAR CONNECTION INSTEAD OF DELTA

3 7595

What will be the excat cable specification in Sq MM...please find the details below.... Induction Motor HP:55 Amps:70(starting Amps),45(Running Amps). Volts:415

1 6022

what is the maximum current rating in india for home?

3 15937

How we calculate the current carriying capacity of the different sizes of Aluminium busbar ?

ABB, Raj Process Equipments, Visa Steel,

3 13708

if the supply voltage increased by N times, the x-section of conductor will be.........

APGenco, Electrical Tech, Ericsson, IES, Thirumalai Chemicals,

2 6421

what is the difference between thyristors and capacitors

DRDO, ETE,

2 10453

What is a roll of adopter panel in terms of h.t. Panel ???

1 4077

what is the relationship between phase & neutral

2592

what will happen if there is a voltage leakage or current leakage in an electrical train

2021

WHY THE COLOUR OF TRANSFORMER IS GREY ?

2265

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Un-Answered Questions { Electrical Engineering }

What type of a DC motor would you use for a lift?

1077

How we can calculate the consumption in kwh of motor on basis of kw @100% load, @50% load & @ no load.

2796

some basic standard questions on transformer.

1798

How u can give the overload setting to any motor protection relay for a HT motors with formula and Example?

2192

Is it possible to operate a synchronous 2-poles turbogenerator with a still-in-place faulted bar but electrically disconnected ???? If yes, should I act on the other phases as well ???

1973

why the frequency and voltage in india is 230v and 50HZ. when compared to USA say 110v and 60 HZ.

1447

Draw a SLD of DG distribution up to main LT panel?

9485

why it is not advisable to run low rating (19KVA) DG sets in parallel for long durations even though they are provided with droop ckts (QDC)

1906

How seriving & testing of the HT & LT breakers are done. What are the standard Ir values on which we can come to know the test is passed or failed?

2044

What is the drawback of class b amplifier? How is this minimized?

1136

What is the reason behind current flow(20 A) in amain earth cable of an SMDB? Is cuurent flow(45A etc) through a neutral cable acceptable?

1989

why a tester wont shock while testing the power in house

1855

Either It Possible a dc Motor to Run On Ac Drive [ Ex : ACS 800 , Yaskawa F7 ] If it is Possible How Pls Inform Me dinesh_elect_eng@yahoo.com

1970

What is the differentional relay...what is the work of this in power Tx. how it is works..

1922

Q: How to calculate Transformer losses , tell us by Formula.

2074

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