Power Systems For 66 kV lines the number of insulator discs of each 11 kV used are 6 3 5 12 6 3 5 12 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The radiation shield for a nuclear power reactor for biological safety is provided by having the reactor 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. encased by thick concrete wall. encased thick metal wall. isolated from outside word with strong magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Due to proximity effect, the increase in conductor resistance is not negligible in All of these underground cable communication lines overhead transmission lines All of these underground cable communication lines overhead transmission lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a 3-phase, 400 kV transmission line is 400 Ω. The surge impedance loading is 1600 MW 400 MW 800 MW 200 MW 1600 MW 400 MW 800 MW 200 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems The maximum efficiency of modern coal fired steam steam raising thermal power plants is restricted to about 0.35( a low value), mainly because of high energy loss in boilers low steam turbine mechanical efficiency low alternator efficiency high energy loss in condenser high energy loss in boilers low steam turbine mechanical efficiency low alternator efficiency high energy loss in condenser ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where air circuit breakers are used? Up to 12 kV. Up to 66 kV. Up to 33 kV. Up to 11 kV. Up to 12 kV. Up to 66 kV. Up to 33 kV. Up to 11 kV. ANSWER DOWNLOAD EXAMIANS APP
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