why should we have to maintain pf in our site 0.9????????

3 Answers   Dalkia,

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suppose MCC (Motor control center)panel work on field the relay on this damage or not work and earth fault occurs in this and no indication in relay panel given below. than MCB trip or not and what effect the panel how find relay will damage or not work.

2 Answers  

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What is the formula to calculate the KVAR value of a capacitor, while value of capcitor in farads is known.

1 Answers  

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solar inverters was not connected to the nuteral link .this nutwral possible to any other systems

0 Answers  

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how the direction of rotation in a dc shunt motor could be reversed?

2 Answers  

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What is the accepted limit to increase the choosen transformer capacity over the load and why ?

2 Answers   Asec,

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If two induction motors A and B are identical except that the air-gap motor 'A' is 50 % greater than that of motor 'B', then

2 Answers   Lanco,

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which type of amplifiers are used in multimete?

0 Answers   NTPC,

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Differentiate between real and apparent power?

0 Answers  

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What do you mean by lighting transformer?

0 Answers  

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Is possible to increase the voltage without using transformer? why?

9 Answers  

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what is meant by VDC ?where its applicable ?

2 Answers  

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