Power Systems If the fault current is 2000 A, the relay setting is 50% and CT ratio is 400 : 5, then plug setting multiplier will be 25. 15. 50. 10. 25. 15. 50. 10. ANSWER DOWNLOAD EXAMIANS APP
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? 0.8, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.6, 0.6 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 Deflectors are provided in Pelton wheel. Kaplan turbine. propeller turbine. Francis turbine. Pelton wheel. Kaplan turbine. propeller turbine. Francis turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where air circuit breakers are used? Up to 12 kV. Up to 11 kV. Up to 33 kV. Up to 66 kV. Up to 12 kV. Up to 11 kV. Up to 33 kV. Up to 66 kV. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Length of short transmission line is up to 40 km any of the above 80 km 150 km 40 km any of the above 80 km 150 km ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of 100 bus interconnected system is 90% sparse. Hence the number of transmission lines in the system must be 250 450 900 500 250 450 900 500 ANSWER DOWNLOAD EXAMIANS APP
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