Electrical Engineering Interview Questions
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which fault current is maximum: 3 phase short circuit, LG, LL or LLG?? why?? in one of the problems that i have solved, 3 phase short circuit current on an unloaded generator came out to be less than the LG fault current. can anybody please explain why.

Bhel,

2 6444

Sir I want questions for rrb sec technician gr III (electrical)

RRB,

1 3854

wat is the difference between BE &BTECH.

8 6855




what is meant by ceiling voltage, ceiling current?? pl reply asap

4 16237

How regulator control the fan speed?

4 19567

i need bhel question papers.

Bhel,

5 7852

generaly all power generating devices is expressed in KVA or MVA then why power ststion is expressed in MW

6 9476

why skin effect is decreases with decrease with frequency? why skin effect occur

Kirloskar,

5 8523




Can anyone tell me how a 12v battery is transformed to 20,000v at the spark plug

6 9798

What is the difference between reciprocating & rotary motors in AC units, which is the best one in terms of operation.

MacLellan,

2 9605

how to select cable size?

7 17664

what is the different betweem earthing and neutral?

8 6937

what is the term of desruptive voltage

Bhel, Energy Infratech,

5 6201

can induction motor run over the rated speed ?

ACC,

12 9661

Using 11000V/433V,3 ph,50Hz,500 KVA, what is the maximum capacity of motor in KW that can be connected and started at a single moment? Also explain about any calculations and formulas used in deriving the same.

4 4514


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Un-Answered Questions { Electrical Engineering }

what is the difference between linear choke and suction choke?

1214


Can you explain about pole discrepancy scheme

794


Difference between a pilot wire and a normal conductor?

535


How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

613


sir, i'm preparing for hpcl exam officer trainee pls tell me how the exam ques paper pls pls

940






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

715


what is transient enclosure vltage , very fast transients, very fast transient over voltages

766


how to measure the current by compact digital equipment with dislay which fit inside any equipment

589


WHAT IS THE DIFFERENCE BETWEEN AN ACB & mccb 7 WHAT IS THE CRITERIA WHEN TO USE WHICH OF THE TWO

994


how can maintaince the acb contactor moveing and fixing kit

736


what the principle of sincroscope?how it works?when it needed?

752


what is earth resistance? how to measured? and give values at power station and mcc area?

717


what is the maintaining Cf in UPS.

851


How to check the LM324 Ic

5981


WHAT IS FAULT CAPACITY OF HT MOTOR TERMINAL BLOCK? ANY BODY HAVE ANSWER PLZ....POST IT.

794