Power Systems Skin effect depends on frequency conductivity All of these relative permeability frequency conductivity All of these relative permeability ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has 50 km operating at frequency of 500 Hz. Find the type of the line? medium transmission line long transmission line short transmission line any of the above medium transmission line long transmission line short transmission line any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit impedance Z(pu) is given by ZΩ* (kVA)b/(KV)²b ZΩ* (MVA)b/((KV)²b *100) ZΩ* (MVA)b/(KV)²b ZΩ* (MVA)b*100/(KV)²b ZΩ* (kVA)b/(KV)²b ZΩ* (MVA)b/((KV)²b *100) ZΩ* (MVA)b/(KV)²b ZΩ* (MVA)b*100/(KV)²b ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the rated receiving end voltage is 33 kV, then what are the limits for safe operation of equipments? 31.35 to 34.65 kV any voltage above 33 kV 33 to 50 kV 25 to 35 kV 31.35 to 34.65 kV any voltage above 33 kV 33 to 50 kV 25 to 35 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Differential relays does not used for which of the following faults? through faults faults within a generator faults within a transformer both 1 and 2 through faults faults within a generator faults within a transformer both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 400/5. The pick up value is 12.5 A 6.25 A 10 A 15 A 12.5 A 6.25 A 10 A 15 A ANSWER DOWNLOAD EXAMIANS APP
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