Power Systems What is the approximate efficiency of a normal thermal power station? 60-70% 45-55% 20-25% 30-40% 60-70% 45-55% 20-25% 30-40% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical mass is minimum mass of fissionable material required to sustain chain reaction. maximum mass of fissionable material required to sustain a chain reaction. none of these. a mass of fissionable material required to stop a chain reaction. minimum mass of fissionable material required to sustain chain reaction. maximum mass of fissionable material required to sustain a chain reaction. none of these. a mass of fissionable material required to stop a chain reaction. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Among the following which is not non conventional energy Nuclear. Tidal. Geothermal. Wind. Nuclear. Tidal. Geothermal. Wind. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the incident current? 2500 A 200 A 250 A 100 A 2500 A 200 A 250 A 100 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following circuit breakers produce least arc energy? Plain oil CB. Air blast CB. Air break CB. Minimum oil CB. Plain oil CB. Air blast CB. Air break CB. Minimum oil CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect of conductor will increase when frequency decrease resistivity decrease All of these diameter decrease frequency decrease resistivity decrease All of these diameter decrease ANSWER DOWNLOAD EXAMIANS APP
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