Power Systems Find the surge impedance of a line when inductance is 160 mH and capacitance is 1µF? 400 Ω 200 Ω 160 Ω 800 Ω 400 Ω 200 Ω 160 Ω 800 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems The draw back of NR method as compare to Gauss-Seidel method is/are? both 1 and 2 large requirement of computer memory large number of iterations None of these both 1 and 2 large requirement of computer memory large number of iterations None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of gauss siedel method is/are calculation time for each iteration is less number of iterations are less applicable for large power system network All of these calculation time for each iteration is less number of iterations are less applicable for large power system network All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Capacitance voltage transformer ( CVT ) is used to improve the power factor of the transmission. reduce losses in a transmission line. connect instruments on the LT side. none of these. improve the power factor of the transmission. reduce losses in a transmission line. connect instruments on the LT side. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is 400 MJ 8 MJ 50 MJ 200 MJ 400 MJ 8 MJ 50 MJ 200 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems a 50 Hz, 3-phase synchronous generator has inductance per phase of 15 mH. The capacitance of the generator and circuit breaker is 0.002 µF. What is its natural frequency? 2.9 kHz 29 MHz 29 kHz 290 kHz 2.9 kHz 29 MHz 29 kHz 290 kHz ANSWER DOWNLOAD EXAMIANS APP
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