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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what is relation between ct and pt ratio with multiplication factor of a energy meter? is there any other factor on which multification factor depend?

2341

If we have 15000kw connected load in a factory than how much power demand sanction should be taken from electricity board. Pls provide complete calculation.

3 7891

why can the rotor of 3 phase slip ring induction motor not be a 2 phase rotor?

2063

X/R ratio in 11kv transmission line is?

RRB,

1 7441

how to calculate kvar in Akiva

1938

what is meant by k-rating in isolation transformer?what is k9, k14 stands for?

2771

why transformer calling in VA rating

6 8141

Why 30°phase shift occur in star-delta transformer between primary and secondary?

1 6569

In cable sizing calculation (determining the max route length of cable) why we choose the shortest length between cable length of full load current Iflc & starting current Istart?

3318

what is defference by mcb,mccb and mpcb

Bhel,

4 6709

can anibody tel me on what basis the transformer vector groups are determined????

1 2964

how does a shunt reactor maintains the bus voltage???

2061

what is creep of energy meter?

HNG,

2 6523

low voltage grounding is done by?? 1)solidly gnd 2)ressistance 3)reactance

1 3369

distribution is maximum done by a)radial b)network c) parallel d)b & c

1945

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Un-Answered Questions { Electrical Engineering }

Explain and give examples about VCB?

3310

which is chemical used as in ro water what is difference betweeen multi grade filter&dual media filter

2116

Why the field rheostat is adjusted such that the voltmeter reads 380V

2292

WHY NUTRAL GROUND SYSTEM USED IN 33KV SYSTEM

2209

please give me all the Alarm .Trip ,Safety Relays & Conditions of Chiller mail me on ashokbabunhce@gmail.com

1828

Can u tell me design of switch yard

2173

what will happen reduce the transformer voltage from 415v to 406v, is it save the energy,? are this methodis good to reduce the energy.?

1521

what is the criteria for selection of conductor used for ehv ac electrical dischrge

2091

what is mathed of check the D.C MOTOR 181 KW (ARMATURE AND FIELD) WHAT IS THE MATHED OF CHECK THE THYRISTOR MODULE (HIGH CURRENT)

2037

how can calculation ate Amps for cabel. Ex-for 1sqmm wire hou many amps we can draw

2457

what is meant by 3rd hormonics ?

1866

if there is nutral in phase why we use earthing wire and grounding? even at fault condition the fault current flows to neutral (it is a lower path)

1834

How to calculate VCB rating for 33KV ,25 MW Power line?

1750

for 5KW resistive load can anyone please suggest me whether to go for UPS/Inverter or Generator depending upon cost calulations

2086

how we can calculate the efficiency of a diesel generator ?

1702

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