Power Systems A thermal protection relay provides protection against what? any of the above Short circuit Temperature Over load any of the above Short circuit Temperature Over load ANSWER DOWNLOAD EXAMIANS APP
Power Systems Main bus bar protection scheme is /are differential protection. both fault bus and differential protection. none of these. fault bus protection. differential protection. both fault bus and differential protection. none of these. fault bus protection. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum efficiency of modern coal fired steam raising thermal power plants is restricted to about 035 (a low value), mainly because of low alternative efficiency. high energy loss in boiler. high energy loss from turbine exhaust to condenser. low steam turbine mechanical efficiency. low alternative efficiency. high energy loss in boiler. high energy loss from turbine exhaust to condenser. low steam turbine mechanical efficiency. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation? 456 MW 386 MW 478 MW 400 MW 456 MW 386 MW 478 MW 400 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A network containing 100 buses in which 10 are the voltage control buses, 5 are fixed shunt capacitor buses, 20 are the reactive power support buses, 6 are the generator buses. Find the size of the Jacobian matrix? 165 × 165 164 × 164 163 × 163 162 × 162 165 × 165 164 × 164 163 × 163 162 × 162 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Deaerative heating is done to remove dissolved gases in water. remove dissolved. heat the steam. heat the feed water. remove dissolved gases in water. remove dissolved. heat the steam. heat the feed water. ANSWER DOWNLOAD EXAMIANS APP
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