Answer Posted / bharadwaj.gajula

12 pulse rectifier can be formed by using two six pulse converters (i.e 3-phase converters )connecting in series

wat system call?

1974

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if main CT is of ratio 50/5, and meter CT is -/5 what will be overall multiplying factor of meter.PT is 11000/110 .

1668

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if voltage bt phase & nutral is 38v in a panel board . whats the root cause.

2314

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When and where resistance earthing is used ? How to calculate the time constant for earth fault

1824

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Is it true that in the 3 phase transformer, the limbs of the core are at 45 dgrees to each other. if true, why?

2062

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Scott connection is used for A 3-phase to 2-phase conversion B to achieve higher effciency C to save copper D to reduce harmonics

2312

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how to calculate the lightning arrester conductor @ no of earth pits required

2125

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What is the resistance of the field winding of a d.c. Shunt generator kept low?

1113

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Transmission through a short line depends on

2266

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what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.

2430

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While performing stability test of differintial cts how to know the voltage and current on both side of the transformer?

3539

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1.25 kg of hydrogen are burnt with stiochiometric air, the mass of air in kg required is

2114

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Whether it is possible to measure energy at the input of rectifier transformer (12 pulse with very high odd harmonics)

1904

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how we do Vector group ,magnetic balance and tap changer test in Transformer?

2472

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What is the resonant peak?

1187

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