Power Systems Length of short transmission line is up to 40 km any of the above 150 km 80 km 40 km any of the above 150 km 80 km ANSWER DOWNLOAD EXAMIANS APP
Power Systems Zero sequence currents can flow from a line into a transformer bank if the windings are in star / grounded star. delta / star. delta / delta. ground star / delta. star / grounded star. delta / star. delta / delta. ground star / delta. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power generating station has a maximum demand of 1000 MW. The annual load factor is 75% and plant capacity factor is 60%. Calculate the reserve capacity? 250 MW 750 MW 500 MW 1250 MW 250 MW 750 MW 500 MW 1250 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Positive, negative and zero sequence impedances of line are 2,2 and 5 pu respectively. Find self and mutual impedances respectively? 1 and 3 pu 3 and 1 pu 2 and 5 pu 2 and 2 pu 1 and 3 pu 3 and 1 pu 2 and 5 pu 2 and 2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Resistance switching in normally employed in bulk oil breakers. air blast circuit breaker. minimum oil breakers. all breakers. bulk oil breakers. air blast circuit breaker. minimum oil breakers. all breakers. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Rankine cycle efficiency of a steam power plant is of 60 - 80 %. 45 - 80 %. 30 - 45 %. 20 - 30 %. 60 - 80 %. 45 - 80 %. 30 - 45 %. 20 - 30 %. ANSWER DOWNLOAD EXAMIANS APP
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