Power Systems If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is 50 MJ 200 MJ 8 MJ 400 MJ 50 MJ 200 MJ 8 MJ 400 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor of a 10 Km long single phase, two wire line are separated by a distance of 1.5 m the diameter of each conductor the inductance of the circuit is 23.33 mH. 25.8 mH. 21.2 mH. 23.8 mH. 23.33 mH. 25.8 mH. 21.2 mH. 23.8 mH. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero if the mutual couplings between transmission lines are absent always if the shunt admittances at the buses are ignored if both 2 and 3 are satisfied if the mutual couplings between transmission lines are absent always if the shunt admittances at the buses are ignored if both 2 and 3 are satisfied ANSWER DOWNLOAD EXAMIANS APP
Power Systems When reactance grounding is used in network, the voltage between neutral and ground is IN × Xn 3×IR0 × Xn IR0 × Xn both 1 and 3 IN × Xn 3×IR0 × Xn IR0 × Xn both 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Resistance switching in normally employed in minimum oil breakers. all breakers. air blast circuit breaker. bulk oil breakers. minimum oil breakers. all breakers. air blast circuit breaker. bulk oil breakers. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The charging current of a 400 kV line is more than that of a 220 kV line of the same length? None of these either 1 or 2 False True None of these either 1 or 2 False True ANSWER DOWNLOAD EXAMIANS APP