Answer Posted / sagar kumar

(b)-unstable.

how to select proper cable for ct wiring so that drop within the limit.

1923

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How to convert a two phase power into a three phase power in induction machine?

1764

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in battery charging room we find two fuses (one in positive other in negative cables ).why it is so?one fuse is ore than sufficient?

2200

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Explain what cmos is and its benefits?

1051

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why asa method ZPF method is more accurate than ASA method?

5750

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In our plant we have installed new MCC with ELR and CBCT which is detecting some leakage current in the system but it leading to some confusion when to check that in which feeder which is drawing current we put off the whole panel itself but still CBCT detecting some leakage current so can anybody ans me , where i am going wrong or how to detect whether its actual leakage or CBCT malfunctioning.

2203

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Hi all I had applied for the RRB test in the ELECRICAL category. I would be pleased if any of you can sent me previous year question papers. Please forward the question papers to varshashahi@yahoo.com Thanks and regards Varsha

2129

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The slip during plugging operation is given by= A 1-s B 2+s C 1+s D 2-s

2791

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what is the diference between the 4pole & 6pole DC Motors & what is advantage 6pole over the 4pole ?

1851

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how to calculate earth fault relay current and CBCT ratio

8275

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If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?

1797

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How i can calculate current of cable according to ares?

1924

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how to calculate regulation constants for over head lines? and what are the regulation constant for raccoon conductor at different voltage level and different P.F?

1914

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why do we not use equivalent voltage source in negative sequence equivalent ckt.

1995

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What is the rating of circuit breaker needed for 300 KVA load in 33 KV supply line in a transformer of 33 KV / 415 Volt ?

1729

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