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 15 A 10 A 12.5 A 6.25 A 15 A 10 A 12.5 A 6.25 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems For 66 kV lines the number of insulator discs of each 11 kV used are 5 3 12 6 5 3 12 6 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inertia constant of 100 MVA, 50 Hz, 4 pole generator is 10 MJ/MVA. If the mechanical input to the machine is suddenly raised from 50 MW to 75 MW, the rotor acceleration will be equal to 225 electrical degrees/s² 12.5 electrical degrees/s² 22.5 electrical degrees/s² 125 electrical degrees/s² 225 electrical degrees/s² 12.5 electrical degrees/s² 22.5 electrical degrees/s² 125 electrical degrees/s² ANSWER DOWNLOAD EXAMIANS APP
Power Systems Under excited Synchronous phase modifier works as any of the above series capacitor shunt capacitor shunt reactor any of the above series capacitor shunt capacitor shunt reactor ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive (Z1), negative (Z2) and zero sequence (Z0) impedances of a transmission line follows the relation (Z1 = Z2) > Z0 Z1 = Z2 = Z0 any of the above (Z1 = Z2) < Z0 (Z1 = Z2) > Z0 Z1 = Z2 = Z0 any of the above (Z1 = Z2) < Z0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The rating of CB is in terms of voltage. current. VAR. volt - ampere. voltage. current. VAR. volt - ampere. ANSWER DOWNLOAD EXAMIANS APP
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