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 the voltage and ampere rating of all range of HT conductor?

1 4574

What is Delta Connection? What is meant by Forward Delta & Reverse Delta & How Will be the Connection in Power Transformers?

2274

Why armour HT XLPE power cable required to Earth?

1 5294

why we can't use more then 50 hz in india ? Is it possible ?

DVC,

7 10872

generator(Deutz 550kv)is runing for 2 hours with load of 900 amp and then it goes in shutdown with alarm fault messege of speed fault although heirtz reading fixed at 50,what does that mean

1 3916

WHAT IS THE DIFFERENCE B/W THREE POINT STARTER AND FOUR POINT STARTER

1 5770

Readings of ER300P Trivector meter

6425

what is meant by impedance & transient protection?

2107

What are types of losses in the Transmisson Lines ?

GE,

4 6900

how to claculate earth strip size for 1500kVA transformer for neutral and body

4 38536

why florescent light was flickering?

4 6778

what is formula in determining the size of Circuit Breaker for transformer with the following specifications. 7 units of 1600 volts (primary) and 400 volts (secondary). Both Primary and Secondary will have a circuit breaker which is SF6. What should be the Switchgear Main Breaker Size anf the sizes of each brances Circuit Breaker for Primary.

ABB,

1 4929

how to select diiferent power transformers of same capacity on no load loss and full load loss by economical point of view.?

1971

why do the alternator doesnt have open circuited windings in armature???

1 3604

1.What is the range of stator resistance of 3-phase induction motor? 2.Two electrically operated vibro motors are foxed in parallel direction in vibrating feeders. what is the direction of both vibro motors?

1890

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Un-Answered Questions { Electrical Engineering }

how to calulate short circuit current for the following: 1.cable connecting 11KV of 22KV/11KV transformer to 11Kv of 11KV/415V transformer 2.what cable size should i use.

2152

How to calculate the Efficiency of Chiller

3353

Explain the difference between verilog task and verilog function?

1338

how to calculate kvar in Akiva

1939

bitumar

2310

Why earthing is necessary for any equipment?

1724

can any one know is sbi interview based on merit or based on roll number

1993

What is limitedly stable system?

1130

HOW TO CALLICULATE RESITENCE,REACTANCE AND IMPEDENCE VOLTGE OF TRANSFORMER 13.33 KVA 144/240 VOLTS 93/56 A WITH FORMULA

1978

how to calculate differential current when we testing differential relay..suppose we have 1000kw generator,630amp VCB,what value we should put /inject so that relay trip the VCB? PLLZ justify ur comment

1575

Define unilateral circuit?

1243

What are the two segments of nyquist contour.

1108

Why do we need interlocking in a HT metering or Ring main unit switchgear?

2026

In 11/0.414 KV Parralel supply network with Bus tie closed what will be the fault level is it doubled or halved??

2075

Explain cmrr?

1126

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