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 A transmission line is operating under no load has ABCD parameters B = 100∠90° has a phase shift of 0.2 rad, how much shunt reactor is required for compensation of ferranti effect? 2 H 15.9 mH 15.9 H 2 mH 2 H 15.9 mH 15.9 H 2 mH 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? 1.375 pu 2.4 pu 0.2 pu 3.975 pu 1.375 pu 2.4 pu 0.2 pu 3.975 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems For 132 kV system, the reactance and capacitance up to the location of the CB is 3 Ω and 0.015 μF respectively. The maximum value of RRRV is 9.01 kV / μs. 10.01 kV / μs. 2.0 kV / μs. 12.2 kV / μs. 9.01 kV / μs. 10.01 kV / μs. 2.0 kV / μs. 12.2 kV / μs. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The thermal efficiency of BWR is None of these equal to that of PWR. less than that of PWR. greater than that of PWR. None of these equal to that of PWR. less than that of PWR. greater than that of PWR. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the value of a729, where "a" is the operator α² α 1 0 α² α 1 0 ANSWER DOWNLOAD EXAMIANS APP
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