Power Systems Zero voltage regulation is possible only for All of these leading power factor lagging power factor unity power factor All of these leading power factor lagging power factor unity power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Location of a surge tank, in an hydro electric power station is near tail race. turbine. reservoir. dam. tail race. turbine. reservoir. dam. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The only place where slip ring induction motors used in thermal power plants is coal handling plant. lubrication oil pumps. conveyors. none of above. coal handling plant. lubrication oil pumps. conveyors. none of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In boiler water reactor (BWR) all of above. there is danger of radioactive contamination of steam. the feed water acts both coolant and a moderator. enriched uranium is used as fuel. all of above. there is danger of radioactive contamination of steam. the feed water acts both coolant and a moderator. enriched uranium is used as fuel. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 400 KV network, 360 KV is recorded at a 400 KV bus. The reactive power absorbed by shunt rated for 50 MVAr, 400 KV connected at the bus is 45 MVAr. 40.5 MVAr. 55.56 MVAr. 61.73 MVAr. 45 MVAr. 40.5 MVAr. 55.56 MVAr. 61.73 MVAr. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 100 MVA alternator operating at full load at 50 Hz. H = 4 MWsec/MVA, Td = 0.5 sec. One of the transmission line is tripped. So that output of generator is reduced to 70 MW. Find the frequency deviation during this time? -0.92 0.92 0.56 -0.56 -0.92 0.92 0.56 -0.56 ANSWER DOWNLOAD EXAMIANS APP
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