Power Systems Which of the following grounding is not practically preferred for protection of equipments? reactance grounding isolated grounding resistance grounding All of these reactance grounding isolated grounding resistance grounding All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The annual depreciation of hydro power plant is about 10 - 15 %. 20 - 25 %. 0.5 - 1.5 %. 15 - 20 %. 10 - 15 %. 20 - 25 %. 0.5 - 1.5 %. 15 - 20 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Objectives of power system is/are Rated voltage and frequency has to be supplied to the consumers nether 1 nor 2 both 1 and 2 Cost of electrical energy per KWh is to be minimum Rated voltage and frequency has to be supplied to the consumers nether 1 nor 2 both 1 and 2 Cost of electrical energy per KWh is to be minimum ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydraulic turbine having rated speed of 250 rpm is connected to a synchronous generator. In order to produce power at 50 Hz, the numbers of pole are required in the generator 12. 6. 24. 16. 12. 6. 24. 16. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relationships are not valid for short transmission lines Is = Ir A = D = 1 B = C = Z All of these Is = Ir A = D = 1 B = C = Z All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pelton wheel turbine is a none of above. high head turbine. medium head turbine. low head turbine. none of above. high head turbine. medium head turbine. low head turbine. ANSWER DOWNLOAD EXAMIANS APP
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