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?

1813

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 6549

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

1555

X/R ratio in 11kv transmission line is?

RRB,

1 6488

how to calculate kvar in Akiva

1467

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

2238

why transformer calling in VA rating

6 6230

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

1 5806

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?

2764

what is defference by mcb,mccb and mpcb

Bhel,

4 5079

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

1 2230

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

1576

what is creep of energy meter?

HNG,

2 5126

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

1 2669

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

1485


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Un-Answered Questions { Electrical Engineering }

what is the need of starter in tube light and what type of starter is used in that?

1507


If any cable burnt how can we identify it burnt by high current of high voltage? 

1990


what are factors to be consider in electrical installation like load factor,diversity factor .....

1352


what is the soft starter principle? how is connection diagram? what is the procedure for checking the connection?

1709


What happens if we connect a single phase energy meter in reverse polarity.

1706






what is KSR type transmission tower? What is LSR type transmission tower?

4613


How we can calculate the life of Lead acid battery

1304


Explain the advantages and disadvantages of thermal power plant?

600


How much no load current of synchronous motor

1582


How will you utilise electrical power? You can start from the generating station.

1441


what is the difference between earthing and unearth

2359


What are :- AC Distribution Board (Single & Double Front) DC Distribution Boards Distribution Board LT Breaker Panel.

1611


area control error

1281


What will be the effect of circulating current in HT xlpe cable when both the armour ends are grounded. Will the termination fils after some time in case of 33 kv supply.

1617


what is the circulate the diesel in DG in side pls tell parts name and picture with circulate the diesel

1524