Answer Posted / shameer.j

1 to 5

Can we use BS 6651 and BS EN 62305 standards for computer room lightning ptotection in substation?

2194

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iam preparing for rrb section engineer post in electrical branch.suggest the right textbook for my reference.fromwhere i will get the previous q.papers?

2207

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Why hydropower stations are preferred solution for meeting peak loads in grids?

943

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What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer

2308

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in 1-phase 230v,how in 3-phase 440v. in each phase in between 230v.

2786

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What is meant by celling voltage & current in excitor ?

2010

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What is creepage distance..... what will be the value for different voltage level

1925

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why the active power flow of some line is increased when the active power of out is cut ?

1988

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what is the difference between 50 hz freq. and 60 hz freq.? which is better and economic in them ?

2238

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What do you mean by lighting transformer?

990

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What is the types of HT motor testing

3499

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I am doing apprenticeship training at HT switch yard in NLC. How can i get electrical c license. ??? What r the rules for getting it as an apprentice? ??

1794

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What is mean by STUB protection?

1995

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Define ohm’s law for a.c (alternating current)?

1002

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What is mason's gain formula?

1222

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