Power Systems A transmission line has self and mutual impedances of 0.8 pu and 0.2 pu. Find the positive, negative and zero sequence impedances respectively? 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal generating station has an installed capacity of 15 MW and supplies a daily load of 10 MW for 12 hours and 5 MW for remaining 12 hours. The plant capacity factor for the station is 1 0.5 0.6 0.75 1 0.5 0.6 0.75 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In relay coil which is used? Power transformer. Potential transformer. Instrument transformer. Current transformer. Power transformer. Potential transformer. Instrument transformer. Current transformer. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Keeping in view the cost and overall effectiveness, the following circuit breaker is suited for capacitor bank switching SF6. oil. vacuum. air blast. SF6. oil. vacuum. air blast. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relationships are not valid for short transmission lines All of these A = D = 1 B = C = Z Is = Ir All of these A = D = 1 B = C = Z Is = Ir ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? In case of parallel transmission lines fault current increases fault current reduces both 1 and 3 stability increases fault current increases fault current reduces both 1 and 3 stability increases ANSWER DOWNLOAD EXAMIANS APP