Whats the principle of lightning? How protection against lightning is achieved? Types of protection? How to select the height of lightning spike? as per the area.

4 Answers   HAL,

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What is the function of probe in cro?

0 Answers  

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What is inductance?

0 Answers  

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How much current can a 3-1/2 core 100 mm wire carry?

3 Answers   Epitome, Focus, Focus Energy,

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how to select the no. of brushes in a lap winding?

0 Answers  

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which site/city in India has all three(thremal,Hydal and Nuclear)power generaton facilities?

2 Answers  

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how do i work out the Amps of a incommer if i am running 1 37 KW motor and a 0,75 KW motor and some solinoids

0 Answers  

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How many earthing pits are requier to disapper the surge current of one lighting arrester.

3 Answers  

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how to maintain frenquncy with syncronising sub-station for distribution

0 Answers   Suzlon,

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Mention the methods for starting an induction motor?

0 Answers  

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Multi-step core is used in transformer to: A) Increase the output B) Decrease the cost of core material C) Decrease the cost of copper D) Increase the efficiency

1 Answers   Accenture,

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with out name plate details , how to find the metering ct and protection ct.?pls brif explaination about that.

3 Answers   APNPDCL,

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