Answer Posted / suhas

Z=R+jXL-IMPEDANCE
XL=SQUER ROOT OFZ^2-R^2

how the synchronizing is obtained at bus couplers in grid substation? (because there we cannot change the frequency in one of transmission lines like in generator synchronization)

2419

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I want to make street light with solar system ... What may I do for procedure and how much of estimation for each material ... If any one knows guide me and inform this id : aravindd7@gmail.com

1896

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Why let through energy not considered for ACB breaker while cable sizing?

2466

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what is cathodic protaction?

2034

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How can we increase the capacity of Energy.?

2341

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mccb service sittings be done?

2006

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If an electrical component has a positive temperature coefficient, how come such components have high power losses due to heat if current decreases when resistance increases? assuming power given by I^2*R whereby the Resistance is infinite.

1118

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difference between a diode and thyristor?

2276

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what is JE exam?

2229

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Write the force balance equation of ideal dashpot element.

1383

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I want to design a heating coil of 80/20 nicrome for 3.5KW please give me the calculations choosing for physical dimensions assume coil voltage will be 110V AC assume necessary conditions

1650

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what is the difference between an alternator and a synchronous motor

2066

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What is ignition module of a CAT Gas Genset G-3508 Engine, Alternator SR4B Series. HOw its checked for correct functioning.Is it repiarable or replacable?

1938

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Why is it prefer to initiate circuit breaker failure by "86" lockout relay not by "94" tripping relay ?!

1842

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we have earthmat at 110KV substation.we would like to take earth resistance.b some says that by connecting earth megger terminals (C1,P1) at middile point of earthmat (at riser) will cause voltage gradient at other earthmat nods and dont get exat earth resistance.when connecting at end nods will get exat value . is it correct .please explain

2272

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