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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

how to find number of run cable laying[LT side] for transformer & alternator secondary side? [above condition for getting output power transformer to main panel side] give the example.

L&T,

2123

what is the concept of directional power?

2099

how to check a transformer insulation?

Kirloskar, Kirloskar Chillers,

3 8044

WHY WE GENERATE 3 PHASE POWER ONLY AND NOT 4 OR 5 OR 6 PHASE??? PLS REPLY.

7 10096

What is the difference between 11kv/110v & 33kv/110v ? If both 11 & 33KV give 110v then what is the diiference ?

1 14993

PLS MENTION QUESTIONS ASKED IN IOCL INTERVIEW FOR ELECTRICAL EGG??

2486

For fixed primary voltage how does secondary terminal voltage of a transformer change if the pf of inductive load is raised from 0.7 to 0.9 with load current remaining fixed ?

GATE,

1 5380

is there any current and voltage drop on liquid resistance starter water/soda tank ?

2046

while starting a liquid starter ,is there any volage drop on water/soda on tank.can we touch the tank on starting?

1969

what is the speed of the darkness?

Wipro,

3 5165

what is the electrical?

2169

working principle of oil startar

1961

what is the difference between mho characteristics and quadrilateral chara in distance protection

Essar,

1 7796

WHAT IS THE DIFFERENCE BETWEEN NEUTRAL AND EARTHING

Adani, Adani Power, Raychem RPG,

1 6423

for a 400kv t/m line with 10 ampere current will corona occur?

NPCIL,

2252

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Un-Answered Questions { Electrical Engineering }

Difference between shunt, PMG and AREP excitation. Which is the most reliable between PMG and AREP.

9653

what is different between relay and plc?

5866

Consider three heater bank connected in 3 phase star with neutral.Each heater bank connected in each phase.So each phase get 230 volts supply.my question is,during balance condition, current flow in neutral or Not

1699

Different STANDARDS (BS, IS, IEC etc) gives different informations on CT specification. How they correspons w r t each other (i.e I mean to say BS provides "knee point voltage" but IS does not, then how can i select CT)

2013

upto how much low RPM we will run the commercial motor which is run through VFD without any problem occurs in motor.Motor rating Duty is S1 & RPM is 1400.

2208

What are the applications of autotransformers?

1152

what is the Pickup/drop off ratio in BCPU relays

4704

IF ANYONE HAVE ANY QUESTION ASK ME AT MY MAIL anmol.bhardwaj5@gmail.com

2146

what is the correct method for the outdoor termination of 19/33 KV HT cable step by step?

2126

Explain the advantages and disadvantages of hydropower plant?

1180

How to Calculate KA Rating of Main LT Panel

1797

HOW TO CALCULATE HV CABLE SIZING?

3281

what is self capacitance of inductor

2468

What is the maximum number of swithes that can be connected in series up to down stream point in an LV Distribution system?

2060

Explain advantages of storage batteries

1147

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