Power Systems Switchgear equipment include fuses. switches. relays and CB. all of these. fuses. switches. relays and CB. all of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power station needs space less than that required by a gas turbine power plant of same output. less than that required by the diesel power station of same output. less than that required by hydro-power station of same capacity. less than that required by atomic power station of the same output. less than that required by a gas turbine power plant of same output. less than that required by the diesel power station of same output. less than that required by hydro-power station of same capacity. less than that required by atomic power station of the same output. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power system network has a total power of 5000 MW at 50 Hz supplying to the different consumers. Frequency is varying at 1.5% per change of 2% load. Assume R =0.004 Hz/MW. Find the steady state frequency deviation if a sudden loss of 200 MW occur due to tripping of one of the transmission line? 50 Hz 0.48 Hz -0.52 Hz 0.52 Hz 50 Hz 0.48 Hz -0.52 Hz 0.52 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission line has a length of 300 km, operating at sending end voltage Vs = 1 pu, find the receiving end voltage(Vr) at no load? 0.98 pu 1 pu 1.098 pu 0.098 pu 0.98 pu 1 pu 1.098 pu 0.098 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for the protection of short length lines. medium length lines. no length criterion. long transmission lines. short length lines. medium length lines. no length criterion. long transmission lines. 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 Pelton. None of above. Francis. Kaplan. Pelton. None of above. Francis. Kaplan. ANSWER DOWNLOAD EXAMIANS APP
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