Answer Posted / manoj maida

battery is charged only dc power are not charged ac power

How is efficiency of DG set calculated? At many places I found the efficiency to be mentioned in percentage. But at some other places I found kWH/ litres. I want to know how dimensionless percentage value is arrived at?

1932

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In a voltage-controlled current source A A current booster is never used B The load is always floated C A stiff current source drives the load D The load current equals Isc

1902

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Mention what are the different colors on wires indicates?

1283

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can anyone tell me can the electromagnetic waves can be reflected back?if so how &by which material it can be reflected back?please tell me so that it can help to my wireless power trasnmission device.

1820

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redundant connection in contactor?

2515

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i am going to give the JSEB,RANCHI exam for power plant,so i need some samples of papers related to that,so please send me these papers by my mail id.

3489

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10 tube light connect in mcb breaker.one tube light is fault.so breaker is tribe.how fault is rectified.(using 3wire phase,earth,neutral)

2682

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dear all i am kumara now current working in electrical designing of control and relay panel i want learn some substaion design then any book are available. pls mention name and authour

1964

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if the motor rated speed is 950rpm. how to change the above rated speed? is it possible?

1419

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what is quality factor in series resonance circuit and calculate the factor of voltage magnification? how it happens?

1984

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why a tester wont shock while testing the power in house

1868

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can anybody sent me power grid questions. what subject should i prefer for preparation?

2120

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which one is more efficient, torq, power & ecnomy with the same frame size AC motor / DC motor?

2196

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What is a signal flow graph?

1085

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how can we select the appropriate VCB ?

2336

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