Power Systems Which of the following power plants can generate power at unpredictable or uncontrollable time Cooling tower. Wind turbine. Condenser. Pulverising unit. Cooling tower. Wind turbine. Condenser. Pulverising unit. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In nuclear power plants which material is/are used as coolant? All of these liquid sodium graphite beryllium All of these liquid sodium graphite beryllium ANSWER DOWNLOAD EXAMIANS APP
Power Systems For 66 kV lines the number of insulator discs of each 11 kV used are 3 5 12 6 3 5 12 6 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station has a maximum demand of 100 MW, a load factor of 60% and a plant capacity factor of 50%. The reserve capacity of the plant is 15 MW 10 MW 20 MW 80 MW 15 MW 10 MW 20 MW 80 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power system network has a total power of 5000 MW at 50 Hz supplying to the different consumers. Frequency is varying at 1.5% per change of 2% load. Assume R =0.004 Hz/MW. Find the steady state frequency deviation if a sudden loss of 200 MW occur due to tripping of one of the transmission line? 0.48 Hz 50 Hz -0.52 Hz 0.52 Hz 0.48 Hz 50 Hz -0.52 Hz 0.52 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which device is used for protection of equipment from from damage caused by overload or short circuit? current transformer CVT circuit breaker lightning arrester current transformer CVT circuit breaker lightning arrester ANSWER DOWNLOAD EXAMIANS APP
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