Power Systems In a biased differential relay the bias is defined as the ratio of number of turns of restraining and operating coil. fault current and restraining coil current. operating coil current and restraining coil current. fault current and operating coil current. number of turns of restraining and operating coil. fault current and restraining coil current. operating coil current and restraining coil current. fault current and operating coil current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a thermal power plants, pressure in the working fluid cycle is developed by turbine. superheater. feed water pump. condenser. turbine. superheater. feed water pump. condenser. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge? 9.81 kW 2.90 kW 4.45 kW 19.60 kW 9.81 kW 2.90 kW 4.45 kW 19.60 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission line parameters of the short transmission line are 1,Z,Y,1 Z,0,Y,1 1,Z,0,1 1,0,Y,1 1,Z,Y,1 Z,0,Y,1 1,Z,0,1 1,0,Y,1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across the bottom most unit is 33.33% of total voltage. Its string efficiency is 25% 66.66% 75% 33.33% 25% 66.66% 75% 33.33% ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the length of the transmission line, the charging current remains unaffected decreases increases None of these remains unaffected decreases increases None of these ANSWER DOWNLOAD EXAMIANS APP
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