what is rise time and half time

1 Answers   NHPC,

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when the direction of a 3phase induction motor is reversed , is there any losses increases?

5 Answers   IOCL,

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what is the role of energy meter in distribution system ?

0 Answers  

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what's the difference between induction generator and synchronous generator?

1 Answers   IBM,

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A charge of 240 C is transferred in 2 minutes. The current flowing is:(a) 480A(b) 120A(c) 2A(d) 8A

2 Answers  

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block diagram of 2 ups system connected in hot stand by mode?

0 Answers  

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what is difference b/t ac current and dc current

4 Answers   L&T, Meghana Engineers,

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can a 50 Hz transformer work satisfactorily if placed under 60 Hz,what are the prices and losses that will arise

5 Answers  

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Diagram on interconnectivity of 11kv transformer with RMU (i.e, one incoming and two outgoing or two incoming and one outgoing)

0 Answers  

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what is meant by surge? what we called for high currents?

0 Answers  

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how freewheeling diode improves the powerfactor

0 Answers  

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Dear All, Can anybody please tell me which value(saturated or unsaturated) of sub-transient reactance(Xd") we take for the calculation of fault current of the system?

2 Answers  

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