Power Systems Ferranti effect occurs under half load full load any of the above no load half load full load any of the above no load ANSWER DOWNLOAD EXAMIANS APP
Power Systems The time taken by the turbine to fall to 0 rpm speed from 3000 rpm is called settling time. coasting time. stopping time. damping time. settling time. coasting time. stopping time. damping time. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the transmitted voltage? 100 kV 18.18 kV 36. 36 kV 30.6 Kv 100 kV 18.18 kV 36. 36 kV 30.6 Kv ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase, 110 kV coaxial XLPE insulated power cable delivering power at 50 Hz, has a capacitance of 125 nF/km. If the dielectric loss tangent of XLPE is 2*10^-4, then dielcetric power loss in this cable in W/km/phase is 23.9 38.6 31.7 35.45 23.9 38.6 31.7 35.45 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The steam power plant efficiency can be improved by burning large amount of coal. decreasing the load on the plant. using high temperature and high pressure steam. using large quantity of water. burning large amount of coal. decreasing the load on the plant. using high temperature and high pressure steam. using large quantity of water. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The commercial sources of energy are solar, wind, biomass. fossile fuels and radioactive substances. wood, animal wastes and agricultural wastes. none of above. solar, wind, biomass. fossile fuels and radioactive substances. wood, animal wastes and agricultural wastes. none of above. ANSWER DOWNLOAD EXAMIANS APP
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