Power Systems By using guard ring in a transmission line, its string efficiency decrease remains unaffected None of these increase decrease remains unaffected None of these increase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Water hamming process in pen-stocks results in None of these noise increases. pressure increases. noise increases, pressure increases, velocity decreases. None of these noise increases. pressure increases. noise increases, pressure increases, velocity decreases. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across bottom most unit is 10 kV and its efficiency is 90%. Find the total operating phase voltage? 45 kV 36 kV 32 kV 40 kV 45 kV 36 kV 32 kV 40 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems The generating station suitable to operate as peak load plant is Thermal power station. Nuclear power station. Pumped storage. Power station. Thermal power station. Nuclear power station. Pumped storage. Power station. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%. 20 kV 48.36 kV 83.76 kV 52.84 kV 20 kV 48.36 kV 83.76 kV 52.84 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems On what factors does the selection of a water turbine depend Nature of load. Working head. Speed. All of above. Nature of load. Working head. Speed. All of above. ANSWER DOWNLOAD EXAMIANS APP
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