Answer / limna

it is used to calculate the efficiency and power factor of machines.

Answer / k.prakashchandra

It depicts almost all characteristics

can we use existing 6300V alternator for generating 6600V by increasing excitation,what are advantages & disadvantages to alternator & motors of 6600V.

1 Answers   GMR,

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why occ curve is not tracing back when we are bringing rheostat back in reverse direction?

0 Answers  

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why earth hole size is biggest in socket point.

5 Answers  

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how can we find a burden of potential transformer? what does it effects? how can we calculate rated load of it?

4 Answers   Areva, KPTCL,

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Can we use a window type neutral CT instead of a bar type neutral CT. We have an issue with a neutral bar type CT of 800/1 ratio with a Circuit breaker NS800L shneider type, and we want to change it with a window type. Pls advise. Thanks

1 Answers  

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how we identify AC or DC machine at the time of seeing, with out use of name plate?

4 Answers  

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Dear sir please mera ye sawaal hai ki rccb ka kya kaam hota hai please answer hindi me dizyega dhanyya waad

1 Answers  

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why different series of vfds (like allenbradley)are used in industry ?

0 Answers  

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what will happen if we pass a dc current through a ac bulb of 60 watt.The dc current is half ac one

4 Answers  

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What is a dominant pole?

0 Answers  

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when transformer oil should be filtered/tested?

3 Answers  

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why extension in transmission tower is made?

1 Answers  

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