Power Systems If the percentage reactance of an element is 20 % and the full load current is 50 Amp, the short circuit current will be 300 Amp. 350 Amp. 200 Amp. 250 Amp. 300 Amp. 350 Amp. 200 Amp. 250 Amp. 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? 750 MW 250 MW 500 MW 1250 MW 750 MW 250 MW 500 MW 1250 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Efficiency of thermal power plant can be taken as generator efficiency. efficiency of thermal cycle. product of efficiencies of all stages. turbine efficiency. generator efficiency. efficiency of thermal cycle. product of efficiencies of all stages. turbine efficiency. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a thermal power plants, pressure in the working fluid cycle is developed by turbine. feed water pump. condenser. superheater. turbine. feed water pump. condenser. superheater. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Keeping in view the cost and overall effectiveness, the following circuit breaker is suited for capacitor bank switching oil. air blast. vacuum. SF6. oil. air blast. vacuum. SF6. ANSWER DOWNLOAD EXAMIANS APP
Power Systems a 50 Hz, 3-phase synchronous generator has inductance per phase of 15 mH. The capacitance of the generator and circuit breaker is 0.002 µF. What is its natural frequency? 290 kHz 29 MHz 2.9 kHz 29 kHz 290 kHz 29 MHz 2.9 kHz 29 kHz ANSWER DOWNLOAD EXAMIANS APP
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