Electrical Engineering Interview Questions
Questions Answers Views Company eMail

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

1 3721

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

1809

Why armour HT XLPE power cable required to Earth?

1 4433

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

DVC,

7 8731

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 3264

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

1 5064

Readings of ER300P Trivector meter

5842

what is meant by impedance & transient protection?

1653

What are types of losses in the Transmisson Lines ?

GE,

4 5311

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

4 36114

why florescent light was flickering?

4 5438

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 4122

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

1509

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

1 2878

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?

1453


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Un-Answered Questions { Electrical Engineering }

what is the earth current,reverse power,electrical trip generator short circuit,low voltage, high voltage please discribe me

1643


what is the safty of poly phase tranformer?

1640


what is formula for zero phase sequence of nuetal earthing transformer of 6.6 kv

1692


Hi friends, i m electrical engineer i want a cdr for migration purpose so anybody have information about this then send me on jayesh_ee88@yahoo.com.please try to me

1430


What is polar plot?

708






How to do stting of vl250 siemens MCCB

2488


Why CBCT rating is 50/1A

2321


What are the different types of controllers?

650


why does a dc machine has high efficiency while working as a generator than as a motor ..

1483


i have flexible wire. size of conductors is 0.190 mm & no.of conductors are 48. then size of wire comes 1.37 sqmm instead of 1.5 sqmm . the what is tolerance for this size.

1322


what happens in the short circuited secondary transformer,if the resistance of the short circuit is increased gradually?

1920


what are the usual topology of transformers at different substations in the power system and why that particular topology is choosen. what are the limitaions of that topology?

1606


In the formula : Knee point voltage = Burden X alf / class, Please inform what is alf? regards Shashidhar M.R.

3394


how to check avr of dg set of 125kva

2149


acb(AIR CIRCUIT BREAKER)NOT CHARGING AUTO

1836