Power Systems For which one of the following types of motors, is the equal area criterion for stability applicable? Three phase synchronous motor Three phase induction motor DC shunt motor DC series motor Three phase synchronous motor Three phase induction motor DC shunt motor DC series motor ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the reflected voltage? -18.18 kV 18.18 kV -81.82 kV 81.82 kV -18.18 kV 18.18 kV -81.82 kV 81.82 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems In case of failure of prime mover of the generator, which type of relay is used? distance relays offset mho relay reverse power relay impedance relay distance relays offset mho relay reverse power relay impedance relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, the symmetrical breaking capacity is 2000 MVA, 3 secs. Then the making capacity is 5500 MVA. 5000 MVA. 5100 MVA. 5200 MVA. 5500 MVA. 5000 MVA. 5100 MVA. 5200 MVA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Skin effect depends on conductivity All of these relative permeability frequency conductivity All of these relative permeability frequency ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical mass of the fuel is the amount required to make the multiplication factor equal to factor. more than 1. less than 1. 0.5. equal to factor. more than 1. less than 1. 0.5. ANSWER DOWNLOAD EXAMIANS APP
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