Power Systems In a biased differential relay the bias is defined as the ratio of fault current and restraining coil current. number of turns of restraining and operating coil. operating coil current and restraining coil current. fault current and operating coil current. fault current and restraining coil current. number of turns of restraining and operating coil. operating coil current and restraining coil current. fault current and operating coil current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When reactance grounding is used in network, the voltage between neutral and ground is 3×IR0 × Xn both 1 and 3 IN × Xn IR0 × Xn 3×IR0 × Xn both 1 and 3 IN × Xn IR0 × Xn ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power station has a maximum demand of 15000 kW. The annual load factor is 50% and plant capacity factor is 40%. What is the reserve capacity of the plant? 6000 kW 3000 kW 3750 kW 7500 kW 6000 kW 3000 kW 3750 kW 7500 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems The amount of ash content in Indian coal 20 %. 60 %. 35 %. 45 %. 20 %. 60 %. 35 %. 45 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Under excited Synchronous phase modifier works as shunt reactor shunt capacitor any of the above series capacitor shunt reactor shunt capacitor any of the above series capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 core cable gives on test a capacitance of 3.7 µF between two cores. Find the line charging current of the cable when it is connected to 11 kV, 50 Hz system? 1 A. 1.476 A. 14.7 mA. 14.76 A. 1 A. 1.476 A. 14.7 mA. 14.76 A. ANSWER DOWNLOAD EXAMIANS APP
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