Power Systems Transmission line has a length of 300 km, operating at sending end voltage Vs = 1 pu, find the receiving end voltage(Vr) at no load? 1 pu 1.098 pu 0.98 pu 0.098 pu 1 pu 1.098 pu 0.98 pu 0.098 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a fault occurs on any feeder, the fault current is much lower than with unsectional bus bar. much higher than with unsectional bus bar. none of these. equal to unsectional bus bar. much lower than with unsectional bus bar. much higher than with unsectional bus bar. none of these. equal to unsectional bus bar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following statement are false Nuclear power plants are used as peak load plants only. A thermal reactor needs a moderator material. In nuclear power plants, chain reaction is controlled by cadmium rods. In a nuclear reactor, multiplication factor is kept almost equal to one. Nuclear power plants are used as peak load plants only. A thermal reactor needs a moderator material. In nuclear power plants, chain reaction is controlled by cadmium rods. In a nuclear reactor, multiplication factor is kept almost equal to one. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Buchholz relay is used for protection of none of these. transformer. bus bar. alternator. none of these. transformer. bus bar. alternator. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A fault occurring at the terminals of an unloaded synchronous generator operating at its rated voltage has resulted in the following values of currents and voltages. IR0 = j 2.37 pu IR1 = -j 3.05 pu IR2 = j 0.68 pu VR0 = VR1 = VR2 = 0.237 pu. Which of the following faults has occurred? LL LLG LG LLL LL LLG LG LLL ANSWER DOWNLOAD EXAMIANS APP
Power Systems The overall efficiency of a steam power plant equal to binary vapor cycle. regenerative cycle. product of boiler efficiency, turbine efficiency and generator efficiency. the Rankine cycle. binary vapor cycle. regenerative cycle. product of boiler efficiency, turbine efficiency and generator efficiency. the Rankine cycle. ANSWER DOWNLOAD EXAMIANS APP
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