Power Systems Equal area criteria is used for absolute stability of the system nether 1 nor 2 relative stability of the system either 1 or 2 absolute stability of the system nether 1 nor 2 relative stability of the system either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The draft tube is provided to reduce the effect of water hammer. increase the acting head on the water wheel. None of these raise the water surface of the stream to create an artificial head. reduce the effect of water hammer. increase the acting head on the water wheel. None of these raise the water surface of the stream to create an artificial head. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu? 3.975 pu 2.4 pu 0.2 pu 1.375 pu 3.975 pu 2.4 pu 0.2 pu 1.375 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the sag(S) of a transmission line? S = wl²/2T S = wl²/16T S = wl²/4T S = wl²/8T S = wl²/2T S = wl²/16T S = wl²/4T S = wl²/8T ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the penalty factor of a plant is unity, its incremental transmission loss is -1 0 1 None of these -1 0 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a power system with negligible resistance, the fault current at a point is 8.00 pu. The series reactance is to be included at the fault point to limit the short circuit. current to 5.00 pu is 0.075 pu. 3.000 pu. 0.125 pu. 0.200 pu. 0.075 pu. 3.000 pu. 0.125 pu. 0.200 pu. ANSWER DOWNLOAD EXAMIANS APP
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