Answer Posted / ajit singh

yes the power factor in any organization should maintain from .8 to .99 or 1,

Why is remote backup preferred to local backup?

2050

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Mention the disadvantages of low power factor? How can it be improved?

1128

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In our plant we have installed new MCC with ELR and CBCT which is detecting some leakage current in the system but it leading to some confusion when to check that in which feeder which is drawing current we put off the whole panel itself but still CBCT detecting some leakage current so can anybody ans me , where i am going wrong or how to detect whether its actual leakage or CBCT malfunctioning.

2246

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Can we use BS 6651 and BS EN 62305 standards for computer room lightning ptotection in substation?

2238

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how oil in the MOCB was reduced compared with OCB? what are the features of the MOCB?

2757

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how to caculate cable size for diff types of loads? if anyone know the calculating procedure please tell me

1413

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The capacitive reactance of a capacitor of 1/(2(PI)) F at 10^3 H is

1826

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If the rated speed of a d.c. Shunt motor is1440 r.p.m, which method of speed control would you suggested to obtain a speed of 1500 r.p.m?

1136

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how i calculate the syncrones generator NGR resistance .if we have a 6mw generator line voltage of generator 11kv also line current 393.3 ampere.

2088

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Pl. brief about break-down maintenance of machine tool.

1787

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how calculated Transformer losses.

2009

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How isolater function when installed inelectrical 440V wiring

2203

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is it possible to say motor horsepower number without seeing name plate(when name plate damaged)

5328

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can we choose current transformer secondary, to calculate residual flux in a power transformer, so as its saturation is close to the saturation level of power transformer?

1468

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what is the mechanism of operation of brushless dc motor why is it more wexpensive then ordinary permanent magnet motors

1987

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