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? 478 MW 400 MW 456 MW 386 MW 478 MW 400 MW 456 MW 386 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across bottom most unit is 10 kV and its efficiency is 90%. Find the total operating phase voltage? 36 kV 40 kV 45 kV 32 kV 36 kV 40 kV 45 kV 32 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the methods of improving transient stability? All of these Dynamic breaking Fast acting excitation control Fast acting governing system All of these Dynamic breaking Fast acting excitation control Fast acting governing system ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are made up of which material? any of the above silicon oxide copper silver any of the above silicon oxide copper silver ANSWER DOWNLOAD EXAMIANS APP
Power Systems To reduce the radio interference which line is/are transposed? Both power and telecommunication lines None of these Power line either 1 or 2 Both power and telecommunication lines None of these Power line either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A gas turbine power plant is best suited for None of these. Base load. Emergency. Peak load. None of these. Base load. Emergency. Peak load. ANSWER DOWNLOAD EXAMIANS APP
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