Power Systems In coal fired thermal power stations, what are the electrostatic precipitators used for? To remove dust particles setting on the bus bar conductors in the station switch yard To keep the air heaters clean All of these To collect the dust particles from the flue gases To remove dust particles setting on the bus bar conductors in the station switch yard To keep the air heaters clean All of these To collect the dust particles from the flue gases ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line medium transmission line short transmission line long transmission line any of the above medium transmission line short transmission line long transmission line any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Calorific value of solid fuel is expressed as Cal / gm. KCal / lt. Cal / lt. KCal / gm. Cal / gm. KCal / lt. Cal / lt. KCal / gm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is an impulse turbine Francis turbine. None of above. Pelton turbine. Kaplan turbine. Francis turbine. None of above. Pelton turbine. Kaplan turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In boiler water reactor (BWR) all of above. the feed water acts both coolant and a moderator. enriched uranium is used as fuel. there is danger of radioactive contamination of steam. all of above. the feed water acts both coolant and a moderator. enriched uranium is used as fuel. there is danger of radioactive contamination of steam. 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? 0.56 0.92 -0.92 -0.56 0.56 0.92 -0.92 -0.56 ANSWER DOWNLOAD EXAMIANS APP
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