What is difference between unity power factor wattmeter and upper power factor wattmeter? In short circuit test of transformer the wattmeter used is unity power factor type or upper power factor type wattmeter?

0 Answers   Jindal Steel and Power,

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If UG power cable both ends are to be earthed or what? If not why?

0 Answers  

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can we make a electric generator,which can not use any type of fuel,air,solar,gas,thermal,coal,petrol,etc and able to produce electrical energy (or self electricity generating generator)

0 Answers   NTPC,

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in flemings lefthand rule thumb indicate for....

2 Answers   APPSC,

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1.What is the maximum transmission voltage in india & where it is located? 2.more information about indian power scenario.

4 Answers  

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How to calculate Number of Earthing Pits....???

0 Answers  

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what is megar testing

4 Answers   NASA,

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What is the tube exial fan?

0 Answers  

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what is the highest transmission voltage in India till now?

36 Answers   Bhel, Electrical,

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Why back emf used for a dc motor? Highlight its significance.

0 Answers  

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does the transmission line model also requier active power in no-load operation?

1 Answers  

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What happened when a three phase induction motor work on two phase supply.9

6 Answers  

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