Answer / tanmay kumar

generally magnetic balance test was done in transformers to know the ratio that means to check its rating whether it is giving the output or not as per the rating,,,in case of magnetic balance test the voltage feeded at the primary side always i.e l.v side and the secondary side is at no load i.e open ckted and a tongue tester is used to measure the amount of flowing current from primary to secondary.

Answer / k.prakashchandra

To limit the short circuit current

after how many spot we must chang secondry cable in portable spot welding gun?

0 Answers  

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what are the different kind of cables used for transmissions?

0 Answers  

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Hi,I am working in abroad for more than 3 years in a company operating with 11kv and 6.4 MW power. I need c licence in India,can I? some other says only i can get if i work for 2 years in india only! anybody kindly clarify by doubt.Thanks

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What is the role and reponsibilities of Electrical Engineers in construction field?

12 Answers   ETA, Garg Electronics, L&T,

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How we can design a cable for a 3phase load.

3 Answers  

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Equal resistance of 100ohm each are connected to the arms of whestons bridge, which is supplied by 2v battery. The galvanometer can sense a current low as 1microAmp. What is the smallest resistance that can be measered.

1 Answers   GATE,

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Whats meant by trivector meter where it is connected at the substation?

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1 HP = how many Kva

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WHAT IS THE DIFFERENT BETWEEN MCB & MPCB? & HOW IS USE?

3 Answers   Gandour,

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what is Distance protection & how did it work

2 Answers  

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what is the minning of propotional, integral, derivative ?

1 Answers  

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what is the principle of operation of tungstun bulb ??

2 Answers   IOCL,

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