what is the difference between LPF and UPF wattmeter and where it is used.

7 Answers  

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I have a 25 KVar capacitor bank at my facility.How to check the capacitor bank ??

2 Answers  

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out of all machines which have highest efficiency and why?

2 Answers  

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Can be ammeter and voltmeter used without CT? if not, what is the reason for that?

3 Answers   Elektrotek, Toyo Engineering,

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why generator and t/f ratings given in kva & motor rating is in KW?

6 Answers  

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Why magnetic flux produces an induced current?? what is the detailed procedure ?? ans plz

1 Answers  

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Why 36 KV LA is used in 33 KV Line and 9 KV LA is Used in 11 KV Line

1 Answers   APTransco, Bhel, Wipro,

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Do I need a special Transformer to put 240 VAC 3 phase into it and and get 480 VAC 3 phase out of it to run a machine? Or, do I just use an ordinary step down transformer and step up the voltage? Thanks

2 Answers  

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sir i applied for hpcl(electrical).i want to know from which subjects most of the technical que will b asked.and pattern of the written test.pls help me

0 Answers   HPCL,

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In neutral the current will flow or not?

17 Answers  

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Why 15Amp. MCB is suitable to carry load of 1.5Ton Ac please Explain?

0 Answers  

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how much importance of power factor in single phase. is it,s importance is quiet same as like three phase power system.

1 Answers  

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