why is the size of earth conductor is half of phase conductor.

1 Answers   Century Pulp and Paper, L&T,

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tell me about eletrical contractor

0 Answers   TATA,

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why motors are rated in HP?

3 Answers   HCL, ncpl,

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How regulator control the fan speed?

4 Answers  

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why there is a phase shift lies between primary and secondary voltages of a transformer?

7 Answers   Mecon,

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What is the avergae difference between OTI and WTI for EHV Power transformer?

7 Answers  

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How to select a D.G set for calculated load of 110kW..?

7 Answers   Shakthi Power Systems,

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when an induction motor runs on load.at that time if we reduce the supply voltage the current increases.But when it runs without load,if we reduce the supply voltage the current also reduced.why?.i checked it practically also.

1 Answers   Birla,

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What are the possible causes of REF operation on a power transformer

4 Answers  

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Why Lighting transformers are used? what will be the current if lightings connected through direct raw power?

1 Answers   BMM,

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what is recovery voltage & transient voltage ?

1 Answers   Bhel,

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inductive power factor is benefit compare to capacitive????

3 Answers  

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