Power Systems Which of the following is/are the desirable properties of a insulator material? Low ratio of puncture strength to flash over. High relative permittivity High ratio of puncture strength to flash over. Both 1 and 2 Low ratio of puncture strength to flash over. High relative permittivity High ratio of puncture strength to flash over. Both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal plant most of the energy is wasted in turbines condenser boiler ESP turbines condenser boiler ESP ANSWER DOWNLOAD EXAMIANS APP
Power Systems Operating cost of thermal power station is less than that of hydroelectric power plant. less than that of diesel power plant. is the same as that of nuclear power plant. less than that of nuclear power plant. less than that of hydroelectric power plant. less than that of diesel power plant. is the same as that of nuclear power plant. less than that of nuclear power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The characteristic impedance of a transmission line is Directly proportional to square root of its length. Inversely proportional to square root of its length. Directly proportional to its length. Independent of its length. Directly proportional to square root of its length. Inversely proportional to square root of its length. Directly proportional to its length. Independent of its length. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following power plants is free from environmental problem Diesel engine. Nuclear. Hydroelectric. Steam. Diesel engine. Nuclear. Hydroelectric. Steam. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power transfer in a transmission line can be obtained by either 1 or 2 reducing reactance increasing voltage level None of these either 1 or 2 reducing reactance increasing voltage level None of these ANSWER DOWNLOAD EXAMIANS APP