Power Systems The radiation shield for a nuclear power reactor for biological safety is provided by having the reactor encased by thick concrete wall. encased thick metal wall. isolated from outside word with strong magnetic field. immersed in water pool. encased by thick concrete wall. encased thick metal wall. isolated from outside word with strong magnetic field. immersed in water pool. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 60 Hz is 1 kW/km per phase. What is the corona loss at 50 Hz in kW/km per phase? 1.13 0.882 1 0.93 1.13 0.882 1 0.93 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω for a length of the line of 200 km. If the length of line is increased to 400 km, then its surge impedance is 0 Ω 200 Ω 400 Ω 800 Ω 0 Ω 200 Ω 400 Ω 800 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Calorific value of solid fuel is expressed as KCal / gm. Cal / lt. Cal / gm. KCal / lt. KCal / gm. Cal / lt. Cal / gm. KCal / lt. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Nuclear reactors usually employ fusion. both of A and B. fission. none of above. fusion. both of A and B. fission. none of above. 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 140 MWhr 135.3 MWhr 130.2 MWhr 120 MWhr 140 MWhr 135.3 MWhr 130.2 MWhr 120 MWhr ANSWER DOWNLOAD EXAMIANS APP
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