Answer / k.prakashchandra

3 phase is usually used for arc furnace and 2 phase is used
for induction furnace.With more number of phases in
converter,the DC wave will be smoother.

What are the special cables required for explosion proof wiring?

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two TG running in parallel at equal load.one TG CB tripped in reverse power relay.after tripping found its excitation was on & turbine running at rated speed.Please clearify why that TG tripped in reverse power ?

1 Answers   Bhel, Birla,

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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

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If increased the frequency up to 1000 then what changes shows in voltage?

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How the surge voltage can be arrested in electronic devices

1 Answers  

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Can We Apply DC POWER To Transformer???? And Why????

4 Answers  

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if HT side voltage is high current is low . and LT side voltage is low current is high please explian.

5 Answers   HP,

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photo conductive cell

4 Answers   Bhel,

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What size cable (based on voltage drop) is required to supply a 40 A three phase boiler if the wiring system is 75V single insulated cables installed in non-metallic rigid conduit 56m from the main switchboard? Voltage drop in the consumer's mains is 8V.

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what are eddy currents

2 Answers  

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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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what is the IPC ? & what the uses ?

0 Answers   Bhel,

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