Power Systems The positive sequence reactance will be equal to negative sequence if the equipment is generator. none of these. transformer and transmission lines. motor. generator. none of these. transformer and transmission lines. motor. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following power plants needs highly skilled/qualified engineers for its operation Gas-turbine. Hydro Power Plant Nuclear. Thermal. Gas-turbine. Hydro Power Plant Nuclear. Thermal. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The maximum efficiency of modern coal fired steam steam raising thermal power plants is restricted to about 0.35( a low value), mainly because of high energy loss in condenser high energy loss in boilers low alternator efficiency low steam turbine mechanical efficiency high energy loss in condenser high energy loss in boilers low alternator efficiency low steam turbine mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect of conductor will increase when resistivity decrease All of these frequency decrease diameter decrease resistivity decrease All of these frequency decrease diameter decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems For symmetrical network, the neutral current is infinity zero any of the above maximum infinity zero any of the above maximum ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has impedance of (0.005 + j0.05) pu. Find the line at which maximum value of negative DC off set current is produced, if it is applied with Vm cosωt? 2.63 msec 9.68 1.47 msec 4.68 msec 2.63 msec 9.68 1.47 msec 4.68 msec ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS