Power Systems Oxide film arrestor has which of the following properties? It is expensive. Installed at points of transmission line where daily visit is difficult. Does not require daily charging. Both A and B. It is expensive. Installed at points of transmission line where daily visit is difficult. Does not require daily charging. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is leading. unity. lagging. zero. leading. unity. lagging. zero. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical disruptive voltage is a voltage at which nether 1 nor 2 corona is just initiated corona is visible with blue or violet colour both 1 and 2 nether 1 nor 2 corona is just initiated corona is visible with blue or violet colour both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Resistance switching in normally employed in minimum oil breakers. air blast circuit breaker. all breakers. bulk oil breakers. minimum oil breakers. air blast circuit breaker. all breakers. bulk oil breakers. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following insulator is practically used for railway crossings? All of these pin insulator strain insulator string insulator All of these pin insulator strain insulator string insulator ANSWER DOWNLOAD EXAMIANS APP
Power Systems In which of the following transmission lines capacitance effect is negligible? long transmission lines shoart transmission lines medium transmission lines both 1 and 3 long transmission lines shoart transmission lines medium transmission lines both 1 and 3 ANSWER DOWNLOAD EXAMIANS APP