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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is electrical?

15 8905

what is elcb

2 2859

can i use 4 number of circuit breaker as single phase manual change over switch? if yes then how plz also send ckt diagram at


What is the function of pulse transformer?


4 13162

how electrical energy is converted into mechanical energy in dc motor

3 5168

What happened when we give 2 phase supply to a 1 phase equimpent. It's effect on equipment's efficiency and life?

5 5026

What happened when a three phase induction motor work on two phase supply.9

6 6320

what is the Mechanism of energy saver FAN how average power,reactive power, power factor e.t.c realated to it and how it apply to this FAN .and how this fan save energy w.r.t circuit analysis,plz repaly to this question this is the assignment to given to me.thanks

1 1925

what is the diffrence between R Y B phase and why it is called RYB

5 19391

What is the main function of fuse?

7 24650

A Generator is in running condition and Rotor earth fault alarm is coming.How to check on line(i.e in running condition) whether there is actual earth fault in rotor or not.


Do power transformers have an Automatic Voltage Regulator (AVR) just like the alternator/generator in a power system?

4 4542

how to check regenerative load in drived motor

Hindustan Unilever Limited, NHPC,


what is diode? and what it is used for ?

3 2686

What Is HO factor in power selection

Wonderla Holidays,


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Un-Answered Questions { Electrical Engineering }

what is mean by D.O. in distribution line poles?


what is FS cable?? Difference between FS and FRLS??


Please sent me some previous year question papers of BSNL-JTO telecom and RRB in ELectrical Engineering to


If we have 11 kv RYB Phase single core cable near about. Then wht effect and losses


Is it true that in the 3 phase transformer, the limbs of the core are at 45 dgrees to each other. if true, why?


if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer


what is the sludge current


What is principle of Floroscent tube 36watt.


what is the chiller and working principal


Draw a 230kv two-bus bar system showing the following. 1.Two generators (150MW) each connected through one 15.75/230KV transformers 2. 1 outgoing lines 3. Two 230/130 KV transformers 4. BUS PT's 5. CT


How can I known multiplying factor .without multiplying table


How is the resonant peak, resonant frequency, and bandwidth determined from nichols chart?


What is the meaning of 40X8X2 busbar dimensions for carring load of 400 Amps


why all the feeders are designed in a particular manner ... is there any reason for that???


What are chief characteristics of state-space method and its techniques ?