Power Systems A 1-phase transmission line has an impedance (3+4j) Ω . Find the power factor of the load for achieving maximum and zero voltage regulation? 0.6 lag and 0.8 lead 0.8 lag and 0.8 lead 0.6 lag and 0.6 lead 0.8 lag and 0.6 lead 0.6 lag and 0.8 lead 0.8 lag and 0.8 lead 0.6 lag and 0.6 lead 0.8 lag and 0.6 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems Capacitance voltage transformer ( CVT ) is used to none of these. reduce losses in a transmission line. connect instruments on the LT side. improve the power factor of the transmission. none of these. reduce losses in a transmission line. connect instruments on the LT side. improve the power factor of the transmission. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power transfer capability of transmission line can be increased by All of these Parallel transmission lines Using bundled conductors Using series capacitance All of these Parallel transmission lines Using bundled conductors Using series capacitance ANSWER DOWNLOAD EXAMIANS APP
Power Systems Suspension type insulators are used for voltage beyond 11 kV 440 V 230 V 33 kV 11 kV 440 V 230 V 33 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a pumped storage power plant is operated in conjunction with a steam power plant the operating cost of the steam plant become optimum load factor of the steam plant is increased All of these chances of the tripping of the system decrease the operating cost of the steam plant become optimum load factor of the steam plant is increased All of these chances of the tripping of the system decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following power plants needs highly skilled/qualified engineers for its operation Nuclear. Thermal. Hydro Power Plant Gas-turbine. Nuclear. Thermal. Hydro Power Plant Gas-turbine. ANSWER DOWNLOAD EXAMIANS APP
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