Power Systems Mho relay is used for the protection of long transmission lines. medium length lines. no length criterion. short length lines. long transmission lines. medium length lines. no length criterion. short length lines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical mass is minimum mass of fissionable material required to sustain chain reaction. maximum mass of fissionable material required to sustain a chain reaction. a mass of fissionable material required to stop a chain reaction. none of these. minimum mass of fissionable material required to sustain chain reaction. maximum mass of fissionable material required to sustain a chain reaction. a mass of fissionable material required to stop a chain reaction. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum efficiency of modern coal fired steam raising thermal power plants is restricted to about 035 (a low value), mainly because of low steam turbine mechanical efficiency. high energy loss from turbine exhaust to condenser. low alternative efficiency. high energy loss in boiler. low steam turbine mechanical efficiency. high energy loss from turbine exhaust to condenser. low alternative efficiency. high energy loss in boiler. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power station needs space less than that required by the diesel power station of same output. 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 hydro-power station of same capacity. less than that required by the diesel power station of same output. 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 hydro-power station of same capacity. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power system consists of 300 buses out of which 20 buses are generator buses, 25 buses are the ones with reactive power support buses and 15 buses are ones with fixed shunt capacitors. All the other buses are load buses. It is proposed to perform a load flow analysis for the system using Newton-Raphson Jacobian matrix is 554×554 553×553 555×555 540×540 554×554 553×553 555×555 540×540 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is 400 MJ 200 MJ 8 MJ 50 MJ 400 MJ 200 MJ 8 MJ 50 MJ ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS