Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is zero. lagging. leading. unity. zero. lagging. leading. unity. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station which has a high investment cost and low operating cost is usually operated as a None of above. Peak load station. Minimum load station. Base load station. None of above. Peak load station. Minimum load station. Base load station. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Length of short transmission line is up to 80 km any of the above 150 km 40 km 80 km any of the above 150 km 40 km ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used to protect electrical equipment against power frequency of over voltages. over currents due to lightning stroke. direct strokes of lightning. over voltages due to indirect lightning stroke. power frequency of over voltages. over currents due to lightning stroke. direct strokes of lightning. over voltages due to indirect lightning stroke. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A sodium graphite reactors use a mixture of sodium and graphite as coolant. a mixture of sodium and graphite as moderator. sodium as coolant and graphite as moderator. sodium as moderator and graphite as coolant. a mixture of sodium and graphite as coolant. a mixture of sodium and graphite as moderator. sodium as coolant and graphite as moderator. sodium as moderator and graphite as coolant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The most suitable circuit breaker for short line fault without switching resistor is air blast circuit breaker. oil circuit breaker. none of these. SF6 breaker. air blast circuit breaker. oil circuit breaker. none of these. SF6 breaker. ANSWER DOWNLOAD EXAMIANS APP
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