Power Systems Operating cost of thermal power station is less than that of nuclear power plant. less than that of hydroelectric power plant. is the same as that of nuclear power plant. less than that of diesel power plant. less than that of nuclear power plant. less than that of hydroelectric power plant. is the same as that of nuclear power plant. less than that of diesel power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which power plant cannot have single unit of 100 MW capacity Steam power plant. Nuclear power plant. Hydro electric power plant. Diesel engine plant. Steam power plant. Nuclear power plant. Hydro electric power plant. Diesel engine plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has 50 km operating at frequency of 500 Hz. Find the type of the line? medium transmission line long transmission line any of the above short transmission line medium transmission line long transmission line any of the above short transmission line ANSWER DOWNLOAD EXAMIANS APP
Power Systems An unloaded generator with a pre-fault voltage 1 pu has the following sequence impedance: Z0 = j 0.15 pu, Z1 = Z2 = j 0.25 pu The neutral is grounded with a reactance of 0.05 pu. The fault current in pu for single line to ground fault is 4.28 pu 2.5 pu 7.25 pu 3.75 pu 4.28 pu 2.5 pu 7.25 pu 3.75 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the correct expression for the electrical power developed by 75 × 0.736 × WQHη. ( 75 / 0.736 ) × WQHη. ( 7 / 75 ) × WQHη. ( 0.763 / 75 ) × WQHη. 75 × 0.736 × WQHη. ( 75 / 0.736 ) × WQHη. ( 7 / 75 ) × WQHη. ( 0.763 / 75 ) × WQHη. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following method is used for changing power factor from leading to lagging shunt reactor series capacitor any of the above shunt capacitor shunt reactor series capacitor any of the above shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
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