Power Systems For flat voltage profile system, voltage regulation is 50% 0% 100% any of the above 50% 0% 100% any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the function of economiser in steam boilers cooling All of these collect ash particals improving thermal efficiency cooling All of these collect ash particals improving thermal efficiency 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 200 MW 400 MW 1600 MW 800 MW 200 MW 400 MW 1600 MW 800 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems In case of failure of prime mover of the generator, which type of relay is used? distance relays reverse power relay impedance relay offset mho relay distance relays reverse power relay impedance relay offset mho relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is 1 pu 0.8 pu 0.4 pu 0.5 pu 1 pu 0.8 pu 0.4 pu 0.5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power plant is being supplied with coal having much more ash content than that for which it was designed. Which of its following units needs major modifications Condenser. Cooling tower. Ash handling unit. Pulversing unit. Condenser. Cooling tower. Ash handling unit. Pulversing unit. ANSWER DOWNLOAD EXAMIANS APP
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