Answer / raj006

Resistance of copper is less than that of aluminium.

Answer / sethupathi

copper resistance is low than of aluminium

What will happen when we will connect lamp in between phase and earth. 

3 Answers  

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what is the difference between synchronous motor and induction motor?

3 Answers  

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why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?

0 Answers  

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Why inductors are installed in electrical circuits?

0 Answers  

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The capacity of the transformer is 20/25 MVA, Ratio is 132/11 KV, Vactor group YNyno. and impedance is 10.07%. As per the calculation the secondary current is 1312.2Amps. The maximum fault current the transformer should sustain is 13.030KA. How many times the transformer should sustain the maximum short circuit current of 13.030KA over a period up 1 Year. The transformer is repaired one & 10 Years old.

1 Answers  

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What are gain margin and phase margin?

0 Answers  

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What kind of Neutral CT can be placed in 11/0.433KV transformer to be used and what are its specification?

0 Answers  

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What should be the earthing resistance of an industrial substation and also What should be the house hold earthing resistance?

20 Answers   Jindal, Pharma, TAAT, TATA,

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I want to know in body earthing which material can be use either copper plate or GI plate please guide us which is best option.

3 Answers  

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How we detect the leakage current of 11 KV H.T. motors and waht is the maximim limit?

3 Answers   Ambuja, Pristine,

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why we need the starters for motors

1 Answers   L&T,

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why do we carry out winding resistance test?

0 Answers   MahaGenco, MAHINDRA,

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