Power Systems Lightning arresters are made up of which material? silver silicon oxide copper any of the above silver silicon oxide copper any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is 16 6 10 2 16 6 10 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence per unit impedance of two generators connected in parallel are X1 = 0.12 pu, X2 = 0.096 pu and X0 = 0.036 pu. For LG fault at generator terminals (with 1 pu voltage) the positive sequence current will be 7.936 pu 8.936 pu 9.936 pu 10.936 pu 7.936 pu 8.936 pu 9.936 pu 10.936 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Deaerative heating is done to heat the steam. heat the feed water. remove dissolved. remove dissolved gases in water. heat the steam. heat the feed water. remove dissolved. remove dissolved gases in water. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Thermal shielding is provided to absorb the fast neutron. All of these protected the operating personal from exposure to radiations. prevent the reactor wall from getting heated. absorb the fast neutron. All of these protected the operating personal from exposure to radiations. prevent the reactor wall from getting heated. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power plant is being supplied with coal having much more ash content than that for which it was designed. Which of its following units needs major modifications Pulversing unit. Condenser. Cooling tower. Ash handling unit. Pulversing unit. Condenser. Cooling tower. Ash handling unit. ANSWER DOWNLOAD EXAMIANS APP
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