Power Systems Fault calculations using computer are usually done by either 1 or 2 Y bus method None of these Z bus method either 1 or 2 Y bus method None of these Z bus method ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following contributes to the Rankine cycle efficiency improvement in a thermal power plant Reheat of steam an intermediate stages. Use of high pressure. All of these Use of steam for heating of boiler feed water. Reheat of steam an intermediate stages. Use of high pressure. All of these Use of steam for heating of boiler feed water. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Resistance switching in normally employed in air blast circuit breaker. all breakers. minimum oil breakers. bulk oil breakers. air blast circuit breaker. all breakers. minimum oil breakers. bulk oil breakers. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In triangular configuration, inductance and capacitance values are ------ and ------ respectively less, higher less, less higher, less higher, higher less, higher less, less higher, less higher, higher ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 400 kV power network, 360 kV is recorded at 400 kV bus. The reactive power absorbed by a shunt reactor for 50 MVAr, 400 kV connected at the bus is 40.5 MVAr. 55.56 MVAr. 45.0 MVAr. 61.73 MVAr. 40.5 MVAr. 55.56 MVAr. 45.0 MVAr. 61.73 MVAr. 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 low alternator efficiency low steam turbine mechanical efficiency high energy loss in boilers high energy loss in condenser low alternator efficiency low steam turbine mechanical efficiency high energy loss in boilers high energy loss in condenser ANSWER DOWNLOAD EXAMIANS APP