Power Systems The unit protection scheme provides primary protection. remote protection. back up protection. simultaneous protection. primary protection. remote protection. back up protection. simultaneous protection. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (4 + 3j ) Ω. Find the power factor of the load for zero voltage regulation? 0.6 lead 0.6 lag 0.8 lead 0.8 lag 0.6 lead 0.6 lag 0.8 lead 0.8 lag ANSWER DOWNLOAD EXAMIANS APP
Power Systems For accurate load flow calculations on large power systems, the best method is All of these G-S method N-R method Decoupled method All of these G-S method N-R method Decoupled method ANSWER DOWNLOAD EXAMIANS APP
Power Systems Zero voltage regulation is possible only for lagging power factor All of these leading power factor unity power factor lagging power factor All of these leading power factor unity power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydraulic turbine having rated speed of 250 rpm is connected to a synchronous generator. In order to produce power at 50 Hz, the numbers of pole are required in the generator 24. 16. 12. 6. 24. 16. 12. 6. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Skin effective is more in case of same in both cases communication lines None of these power lines same in both cases communication lines None of these power lines ANSWER DOWNLOAD EXAMIANS APP
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