Power Systems The insulation of modern EHV is designed based on corona. RI. switching voltage. lightning voltage. corona. RI. switching voltage. lightning voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (4 + 3j ) Ω. Find the power factor of the load for zero voltage regulation? 0.6 lag 0.6 lead 0.8 lag 0.8 lead 0.6 lag 0.6 lead 0.8 lag 0.8 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems If, for a given alternator in economic operation mode, the incremental cost is given by (0.012 P + 8) Rs/MWh, dPL/dP = 0.2 and plant λ = 25, then power generation is 1000 MW 1500 MW 750 MW 1250 MW 1000 MW 1500 MW 750 MW 1250 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical mass of the fuel is the amount required to make the multiplication factor more than 1. equal to factor. less than 1. 0.5. more than 1. equal to factor. less than 1. 0.5. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Load frequency control is achieved by properly matching the individual machines turbine inputs. generated voltages. reactive powers. generator ratings. turbine inputs. generated voltages. reactive powers. generator ratings. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a biased differential relay the bias is defined as the ratio of 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. number of turns of restraining and operating coil. ANSWER DOWNLOAD EXAMIANS APP
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