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. 250 Amp. 350 Amp. 200 Amp. 300 Amp. 250 Amp. 350 Amp. 200 Amp. ANSWER DOWNLOAD EXAMIANS APP
Power Systems One million cubic meters of water is stored in a reservoir feeding a water turbine. The density of water is 993 kg/m³. If the centre of mass of water is 50 meters above the turbine and losses are negligible, the energy produced by that volume of water is 120 MWhr 130.2 MWhr 140 MWhr 135.3 MWhr 120 MWhr 130.2 MWhr 140 MWhr 135.3 MWhr ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ferranti effect can be compensated by which of the following shunt capacitor shunt reactor series capacitor both 1 and 2 shunt capacitor shunt reactor series capacitor both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base? 0.5 pu 0.1 pu 0.2 pu 0.4 pu 0.5 pu 0.1 pu 0.2 pu 0.4 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pin insulators are used up to any voltage level 120 kV 11 kV 33 kV any voltage level 120 kV 11 kV 33 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the function of economiser in steam boilers improving thermal efficiency All of these collect ash particals cooling improving thermal efficiency All of these collect ash particals cooling ANSWER DOWNLOAD EXAMIANS APP
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