Power Systems Proximity effect is more in case of power cables None of these over head lines same in both cases power cables None of these over head lines same in both cases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Steady state stability of a power system is improved by using double circuit line instead of single circuit line All of these single pole switching decreasing generator inertia using double circuit line instead of single circuit line All of these single pole switching decreasing generator inertia ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1- phase transmission line operating at 30 kV has radius of 1 cm and distance between conductors is 0.5 m. Assume m = δ =1, g = 21 kV/cm and frequency f = 50 Hz. Find the critical disruptive voltage? 17.32 kV/phase 41.075 kV/phase 82.15 kV/phase 34.64 kV/phase 17.32 kV/phase 41.075 kV/phase 82.15 kV/phase 34.64 kV/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following power plants is free from environmental problem Hydroelectric. Steam. Diesel engine. Nuclear. Hydroelectric. Steam. Diesel engine. Nuclear. 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 1.13 0.93 0.882 1 1.13 0.93 0.882 ANSWER DOWNLOAD EXAMIANS APP
Power Systems For variable heads of near about but less than 30 m, which type of turbines is used hydro power plant Kaplan. None of above. Pelton. Francis. Kaplan. None of above. Pelton. Francis. ANSWER DOWNLOAD EXAMIANS APP