If mutual flux is 1.2wb & power factor is 0.8 lag , then what is the Useful flux of a transformer?

0 Answers   Nalco, NTPC,

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do we use neutral grounding for resistive balanced load? if we use what happen?

0 Answers   NFC,

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During Millivolt drop test current leads are applied in the extreme ends and voltage leads are given just before the current leads.. what will be the difference if voltage leads are given in the extreme ends? and why?

1 Answers  

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Why did call copper as a electrical conductor?

2 Answers   ABB,

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How can we find the breaking capacity of a Load breaker switch (LBS) fed from 11 kv supply??ex:50KA, 26kA etc???detailed step vice answer pls.

0 Answers  

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how dc ct works?

3 Answers  

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How colour picturetube works & how many year it will works.

0 Answers  

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I completed my BE EEE degree 2006 .... which license should i apply .... ?????

0 Answers   Real Estate,

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in case dc we mark as + ve & -ve..but in case a.c. we mark as ph&N...Y LIKE PLZ TELL ME

4 Answers   NPTC, TCS,

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why transformer is conneted to dc for polarity test.it doesnt work in dc?

1 Answers   ABB, KVPY,

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Short circuit voltage of a transformer mainly depend on A ohmic resistance of primary B ohmic resistance of secondary C magnitude of leakage flux D cross sectional area of core

1 Answers  

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why we are used thermistor in motor

1 Answers  

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