Power Systems At slack bus, which one of the following combinations of variables is not specified? P and Q P and V Q and V V and δ P and Q P and V Q and V V and δ ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a nuclear reaction is operating at constant power the multiplication factor is less than 1. may be any of the above. 1. greater than 1. less than 1. may be any of the above. 1. greater than 1. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A CANDU reactor uses enriched uranium as fuel and ordinary water as moderator and cooler. only fertile materials. natural uranium as fuel and heavy water as moderator and coolant. highly enriched uranium as fuel and water as moderator and coolant. enriched uranium as fuel and ordinary water as moderator and cooler. only fertile materials. natural uranium as fuel and heavy water as moderator and coolant. highly enriched uranium as fuel and water as moderator and coolant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a short circuit test circuit breaker, time to reach the peak re-striking voltage 60 microsecond & the peak re-striking voltage 120 kV. Determine average RRRV (Rate of rise re-striking voltage)? 1 × 106 kV / sec. 2 × 106 kV / sec. 3.5 × 106 kV / sec. 3 × 106 kV / sec. 1 × 106 kV / sec. 2 × 106 kV / sec. 3.5 × 106 kV / sec. 3 × 106 kV / sec. 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. 28 %. None of above 56 %. 14 %. 28 %. None of above 56 %. 14 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona loss is ----------------- on hilly areas than as plain areas. less remain same more None of these less remain same more None of these ANSWER DOWNLOAD EXAMIANS APP
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