Power Systems The insulator thickness on the conductor, in cables depends upon voltage reactive power power factor current voltage reactive power power factor current ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following method is used for changing power factor from leading to lagging shunt capacitor any of the above series capacitor shunt reactor shunt capacitor any of the above series capacitor shunt reactor ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has self and mutual impedances of 0.8 pu and 0.2 pu. Find the positive, negative and zero sequence impedances respectively? 0.8, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems If sag in an overhead line increase, tension in the line decrease None of these remains same increase decrease None of these remains same increase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following is a medium and low head turbines None of above. Kaplan and Francis turbines. Francis and Kaplan turbines. Pelton and Kaplan turbines. None of above. Kaplan and Francis turbines. Francis and Kaplan turbines. Pelton and Kaplan turbines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence per unit impedance of two generators connected in parallel are X1 = 0.12 pu, X2 = 0.096 pu and X0 = 0.036 pu. For LG fault at generator terminals (with 1 pu voltage) the positive sequence current will be 8.936 pu 9.936 pu 10.936 pu 7.936 pu 8.936 pu 9.936 pu 10.936 pu 7.936 pu ANSWER DOWNLOAD EXAMIANS APP
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