what mean by power factor

2 Answers  

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Please explain how to do 'tan-delta test' on AC generator? and where i get clear and brief detail, give any web page address.

1 Answers  

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how you connect the induction motor first in star and then delta in star-delta starter

1 Answers  

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why phase plates are used in transmission line????

1 Answers  

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WHICH TYPE OF TRANSFORMER USED IN SWITCHYARD IN POWER PLANT?

15 Answers   GE, Lanco, NTPC,

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why neutral and earth should not be connected on 3 phase 440v/50c/s supply at consumer side. where as on 25kv/ac/50c/s railway traction substation neutral and earth will be connected and track at substation. and track will act as neutral and earth. Reasons for this is needed urgently

4 Answers  

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why the transformer neutral earthing is to be done by copper flat only,if we use GI flat what is the disadvantage.

2 Answers  

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Why derivative controller is not used in control systems?

0 Answers  

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is this the formula of building wiring to get the main breaker.Watts/volts*.8%+higher motor*(25%)=ampere. yes or no or send the correct formula for building wiring.

0 Answers  

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Why electrons flow only one direction in semiconductors. why can not flow both directions

1 Answers  

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How to select power cable for machine

4 Answers  

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Which level of the Transformer oil got dielectric strengh? And why?

0 Answers   HSL,

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