Power Systems The characteristic impedance of a transmission line is Directly proportional to square root of its length. Inversely proportional to square root of its length. Independent of its length. Directly proportional to its length. Directly proportional to square root of its length. Inversely proportional to square root of its length. Independent of its length. Directly proportional to its length. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are base load plants? nuclear plants hydro plants All of these thermal plants nuclear plants hydro plants All of these thermal plants ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true regarding infinite line? It has infinite length both 2 and 3 It maintains the constant voltage It has infinite voltage It has infinite length both 2 and 3 It maintains the constant voltage It has infinite voltage 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? 2.4 pu 1.375 pu 3.975 pu 0.2 pu 2.4 pu 1.375 pu 3.975 pu 0.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Making and breaking currents of 3 phase AC circuit breakers in power system are respectively in what form? any of the above RMS and Instantaneous value Instantaneous and RMS value RMS and RMS value any of the above RMS and Instantaneous value Instantaneous and RMS value RMS and RMS value ANSWER DOWNLOAD EXAMIANS APP
Power Systems Efficiency of thermal power plant can be taken as generator efficiency. turbine efficiency. efficiency of thermal cycle. product of efficiencies of all stages. generator efficiency. turbine efficiency. efficiency of thermal cycle. product of efficiencies of all stages. ANSWER DOWNLOAD EXAMIANS APP
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