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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Why the transformers are rated in KVA ? in new view

3 6436

how to calculate the capacity of CT operated LT trivector meters on a particular distribution transformer.

1 3925

which one has maximum efficiency autotransformer or transformer?? and why??

2 6340

how to test reverse power trip?

4470

What is the maximum breakdown voltage of 11KVA and 66 KVA power line and how it is calculated?

Anglo Platinum, Narnarayan Electrical,

2290

Why we use startor to the motor?

Bhel,

5 9141

how to minimize earth resistance upto 2Ω, if the resistance is 6 Ω ?

1840

Why the voltage n frequency of the incoming generator is kept slightly higher than d grid voltage n frequency while synchronization ?

4 13157

Advantages of using generator circuit breaker (GCB) scheme in a power station ?

Gridco,

5281

What is d main advantage of using double circuit 3 phase transmission ?

UHG,

1936

Which formation is better in transmission lines - horizontal or triangular and why ?

2 4260

Advantages of using bundled conductors ?

3 5625

how to find the torque of the single phase synchronous motor by doing an experiment

1938

pf of synchronius motor is unity, is it axact(=one) value. ?

1 3621

if the stetor speed (N S) increase by 20% then the rotor speed will be increased by 20% is it true. ?

4 6243

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Un-Answered Questions { Electrical Engineering }

List examples of voltage source?

1035

which book to refer in electrical engineering for iocl exam & which book for general english.

2242

1.how many earth pits are required for 1000 k.w plant include substion , transformer ? 2. how many earth pits are required for 500kva generator.what is formula to calcute?

2918

How you give clearance to a spare feeder.

1697

please give me solution to rectify the emi(electromagnetic interference)

1910

Dear Respected sir how to test ABB REX521 protection relay by relay tester.

2747

what is protection class current transformer.

4315

HI....HOW CAN BE MESARED THE VALVE OF NEUTRAL GROUND RESISTOR WHIC IS LOCATED AT SWICHGEAR ON GENERATOR SIDE....

2090

which connection is safer series or parallel?usually which connection we prefer at home?

9997

how to determine the cable size...pls explain me with the formula taking particular load....does the factors like impedance & short circuit rating influence the cable size, if so how....

2057

why Lightening Arrester Probe sharp at Top of telecom tower.

1557

WHERE NEUTRAL WIRE IS CONNECTED AT DOMESTIC TO TRANSMISSION LINE(SINGLE PHASE TO THREE PHASE)

1835

Why saturation region slowly shifted in the left side?

1855

Is potential difference materials property ..? if yes tnen how.. explain brifly.

2056

when will be the iocl interview results ifaced the interview on september 8 th

2191

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