Power Systems In relay coil which is used? Current transformer. Power transformer. Instrument transformer. Potential transformer. Current transformer. Power transformer. Instrument transformer. Potential transformer. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit impedance Z(pu) is given by ZΩ* (MVA)b/(KV)²b ZΩ* (kVA)b/(KV)²b ZΩ* (MVA)b*100/(KV)²b ZΩ* (MVA)b/((KV)²b *100) ZΩ* (MVA)b/(KV)²b ZΩ* (kVA)b/(KV)²b ZΩ* (MVA)b*100/(KV)²b ZΩ* (MVA)b/((KV)²b *100) ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit value of a 2 ohm resistor at 100 MVA and 10 kV base voltage is 4 pu 0.5 pu 2 pu 0.2 pu 4 pu 0.5 pu 2 pu 0.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Nuclear fission means combination of two light nuclei. moderator. breaking up of nuclear of heavy atoms into nearly equal parts. graphite. combination of two light nuclei. moderator. breaking up of nuclear of heavy atoms into nearly equal parts. graphite. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of a surge tank is to relieve water hammer pressure in the penstock. produce surge in the pipeline. supply water at constant pressure. none of above. relieve water hammer pressure in the penstock. produce surge in the pipeline. supply water at constant pressure. none of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Differential relay Over current relay Buchholz relay Over fluxing relay Differential relay Over current relay Buchholz relay Over fluxing relay ANSWER DOWNLOAD EXAMIANS APP
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