Power Systems A cable has the following characteristics, L = 0.201 µH/m and C = 196.2 pF/m. The velocity of wave propagation through cable is 159.24 m/µs 0.0312 m/s 32 m/s 159.24 m/s 159.24 m/µs 0.0312 m/s 32 m/s 159.24 m/s 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 low alternator efficiency high energy loss in boilers low steam turbine mechanical efficiency high energy loss in condenser low alternator efficiency high energy loss in boilers low steam turbine mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Power Systems Demand factor of a plant is 1 greater than 1 0 less than 1 1 greater than 1 0 less than 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following power plants will take long period in erection and installation Nuclear. Hydro Power Plant Gas turbine. Thermal. Nuclear. Hydro Power Plant Gas turbine. Thermal. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across bottom most unit is 10 kV and its efficiency is 90%. Find the total operating phase voltage? 40 kV 45 kV 32 kV 36 kV 40 kV 45 kV 32 kV 36 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of a 100 bus interconnected system is 90% sparse. Then find the number of non zero elements in the Y bus matrix? 9000 10 1000 90 9000 10 1000 90 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS