Power Systems In a Gauss Seidel load flow method, the number of iterations may be reduced if the correction in voltage at each bus is multiplied by Gauss constant Acceleration factor Blocking factor Lagrange multiplier Gauss constant Acceleration factor Blocking factor Lagrange multiplier ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 secs. The symmetrical breaking current is 55 kA. 50 kA. 45 kA. 35 kA. 55 kA. 50 kA. 45 kA. 35 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power output of a nuclear power station is proportional to the rate at which fission reaction occurs. square of the rate at which fission reaction occurs. square root of the rate at which fission reaction occurs. none of above. the rate at which fission reaction occurs. square of the rate at which fission reaction occurs. square root of the rate at which fission reaction occurs. none of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The presence of earth in case of overhead lines decrease inducatance increase inductance decrease capacitance increase capacitance decrease inducatance increase inductance decrease capacitance increase capacitance ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is 50 MJ 400 MJ 8 MJ 200 MJ 50 MJ 400 MJ 8 MJ 200 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The voltage and current instantaneous values are given as 5 sin (ωt + 30°) pu and 2 sin (ωt - 15°) pu respectively. Find the per unit active power? 7 pu 5 pu 5.353 pu 3.535 pu 7 pu 5 pu 5.353 pu 3.535 pu ANSWER DOWNLOAD EXAMIANS APP
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