Power Systems Which of the following is/are the advantages of synchronous phase modifier over the shunt compensation? smooth voltage regulation is possible by controlling excitation initial cost is low single unit can be used as both capacitance and inductor by adjusting the excitation both 1 and 2 smooth voltage regulation is possible by controlling excitation initial cost is low single unit can be used as both capacitance and inductor by adjusting the excitation both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In Rankine cycle, the work output from a turbine is given by change in temperature between inlet and outlet. change of entropy between inlet and outlet. change in internal energy between inlet and outlet. change of enthalpy between inlet and outlet. change in temperature between inlet and outlet. change of entropy between inlet and outlet. change in internal energy between inlet and outlet. change of enthalpy between inlet and outlet. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is true? Corona loss increases with increase in conductor size and decrease in supply frequency decrease in conductor size and increase in supply frequency increase in conductor size and increase in supply frequency decrease in conductor size and decrease in supply frequency increase in conductor size and decrease in supply frequency decrease in conductor size and increase in supply frequency increase in conductor size and increase in supply frequency decrease in conductor size and decrease in supply frequency ANSWER DOWNLOAD EXAMIANS APP
Power Systems The most suitable circuit breaker for short line fault without switching resistor is oil circuit breaker. SF6 breaker. none of these. air blast circuit breaker. oil circuit breaker. SF6 breaker. none of these. air blast circuit breaker. ANSWER DOWNLOAD EXAMIANS APP
Power Systems More efficient plants are used as both 1 and 2 base load plant peak load plant None of these both 1 and 2 base load plant peak load plant None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 400/5. The pick up value is 12.5 A 10 A 6.25 A 15 A 12.5 A 10 A 6.25 A 15 A ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS