Power Systems Which of the following insulator is practically used for railway crossings? All of these string insulator pin insulator strain insulator All of these string insulator pin insulator strain insulator ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical visual voltage is the voltage at which corona is just initiated None of these both 1 and 2 corona is visible with blue or violet colour corona is just initiated None of these both 1 and 2 corona is visible with blue or violet colour ANSWER DOWNLOAD EXAMIANS APP
Power Systems One atomic mass unit is equivalent to 931.4 MeV. 251.2 MeV. 180.5 MeV. 120.4 MeV. 931.4 MeV. 251.2 MeV. 180.5 MeV. 120.4 MeV. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a generator of 250 MVA rating has an inertia constant of 6 MJ/MVA, its inertia constant on 100 MVA base is 2.5 MJ/MVA 6 MJ/MVA 15 MJ/MVA 10.5 MJ/MVA 2.5 MJ/MVA 6 MJ/MVA 15 MJ/MVA 10.5 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MW capacity generator has a speed regulation of 4% for a frequency drop of 0.05 Hz. Find the power input supplied by the turbine for maintaining constant frequency? 20 MW 15 MW 10 MW 5 MW 20 MW 15 MW 10 MW 5 MW 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? 386 MW 456 MW 400 MW 478 MW 386 MW 456 MW 400 MW 478 MW ANSWER DOWNLOAD EXAMIANS APP
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