Answer Posted / sandeep

D/y

What are the advantages and disadvantages of open loop control system?

1109

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can some one clearly explain why -48 volt DC use in telecom site????

1680

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if the number of poles generated in stator and rotor side of an induction motor are different then what will happen and why?

1874

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How to select the earthing transformer,for DELTA TO DELTA TRANSFORMER OR ALTERNATOR SIDE.Pls post your answers and calculation.

2366

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Is it possible to make a 5P10/ CT Ratio 50/1A Burden 5VA

1717

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Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault

2119

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What should be the voltage between Neutral and Ground in secondary side of the step down transformer (230 V to 110 V) with no load condition?

2030

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why high speed tripping relay will be used in tripping circuit why not normal relay

1361

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WHY BREAKER ARE USED IN SUBSTATIONS?

2228

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what is the eight bit unit?

2444

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Explain Continuous and Discrete signals?

1735

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how load of a turbo generator can be increased

1952

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what reactive how to maintain

1839

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derive DC RMS value for half wave rectifier?

3199

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i want to know that how the height of Ct ,cvt ,LA calculated on the basis of creepage distance

2603

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