Answer Posted / mohan

generators and trasformers are rated i kva.kw=kvaxcos
(phi).the manufacture didn't no custmor load(in kw).one
more answer iron losses depends on supply voltage and cu
losses on current.so taht kvxi=kva

Explain about c.t?

690

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Why it is necessary to isolate fire fighting when you are taking shutdown for lv board.

1176

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while doing high voltage test on 11kv/433 distribution transformer why we only give 28 kv on hv side and 3kv on lv side for power transformers what is the value what factors it depends

2352

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How phase to phase voltage comes 440V.

1448

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what is the calculation formula for motor starting torque,running torque, running torque.

1208

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can i use 4 number of circuit breaker as single phase manual change over switch? if yes then how plz also send ckt diagram at nazimzamurad@gmail.com

1610

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it is in our knowledge tht right plug of supply of residential suppy system is phase n other is neutral...howevr the battery charger of mobile works in both ways...i mean it is not restricted in only one direction.ny of the holder of charger can hav phase .so y is it not lik tht phase of supply must b connected 2 phase of charger...?

1541

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If any cable burnt how can we identify it burnt by high current of high voltage? 

1986

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in Telecom DC system-why positive +ve is made earthed.and - ve is fed to load.

2139

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If o/p power is doubled by how much does the sound increase

626

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Why ground terminal is used in pot meter 10k ohms

1432

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The efficiency of a 100kva transformer is 0.98 at full load as well as half load , for this transformer what is the Copper loss at full load ?

1789

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in india per day how much power is generated including all power station

1446

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RATING OF LIGHTENING ARRESTER FOR 11 KV LINE IS 9 KV is ok ,but haw to calculate the KA rating?

1520

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how to interlock 3 incomer-ACB,1 buscoupler ACB,... pls answer this question and if possible send me the ckt diagram..haifriends2910@gmail.com

2363

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