Power Systems What is the approximate efficiency of a normal thermal power station? 30-40% 45-55% 60-70% 20-25% 30-40% 45-55% 60-70% 20-25% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Generation of of one watt needs about ______________ fission per second 3.1. 3.1 × 106. 3.1 × 107. 3.1 × 1010. 3.1. 3.1 × 106. 3.1 × 107. 3.1 × 1010. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 50 Hz is 1 kW/km per phase. What is the corona loss at 60 Hz in kW/km per phase? 1.13 0.89 1 1.25 1.13 0.89 1 1.25 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If all the sequence voltages at the fault point in a power system are equal, then the fault point is a LL LLG LG LLL LL LLG LG LLL ANSWER DOWNLOAD EXAMIANS APP
Power Systems The ratio of reset to pick up current for an induction cup relay is approximately 0.75. 0.99. 1.0. 1.35. 0.75. 0.99. 1.0. 1.35. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the rated receiving end voltage is 33 kV, then what are the limits for safe operation of equipments? any voltage above 33 kV 25 to 35 kV 31.35 to 34.65 kV 33 to 50 kV any voltage above 33 kV 25 to 35 kV 31.35 to 34.65 kV 33 to 50 kV ANSWER DOWNLOAD EXAMIANS APP
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