Power Systems Advantages of pumped storage plants is/are operating time is minimum used as load frequency control All of these most economical as a peak load supply plant operating time is minimum used as load frequency control All of these most economical as a peak load supply plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems A sodium graphite reactors use a mixture of sodium and graphite as moderator. sodium as moderator and graphite as coolant. a mixture of sodium and graphite as coolant. sodium as coolant and graphite as moderator. a mixture of sodium and graphite as moderator. sodium as moderator and graphite as coolant. a mixture of sodium and graphite as coolant. sodium as coolant and graphite as moderator. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following circuit breakers produce least arc energy? Air blast CB. Plain oil CB. Air break CB. Minimum oil CB. Air blast CB. Plain oil CB. Air break CB. Minimum oil CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Operator "a" rotates a vector anti clock wise direction either 1 or 2 nether 1 nor 2 clock wise direction anti clock wise direction either 1 or 2 nether 1 nor 2 clock wise direction ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive sequence reactance will be equal to negative sequence if the equipment is generator. transformer and transmission lines. motor. none of these. generator. transformer and transmission lines. motor. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 25 MVA, 11 kV alternator is supplying full load at a point of 0.75 lagging. Determine the percentage increase in earning capacity when it is operated at improved power factor of 0.96 lagging. 14 %. 56 %. None of above 28 %. 14 %. 56 %. None of above 28 %. ANSWER DOWNLOAD EXAMIANS APP
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