Power Systems Which of the following is/are the effects of corona charging current increases power loss decreases All of these interference decreases charging current increases power loss decreases All of these interference decreases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power transfer in a transmission line can be obtained by increasing voltage level either 1 or 2 reducing reactance None of these increasing voltage level either 1 or 2 reducing reactance None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A cable has inductance of 0.22 mH per km and capacitance of 0.202 µF per km. The surge impedance of the cable is 52 Ω 40 Ω 28 Ω 33 Ω 52 Ω 40 Ω 28 Ω 33 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems In which of the following given faults, all the sequence currents are equal? LLL LG LL LLG LLL LG LL LLG ANSWER DOWNLOAD EXAMIANS APP
Power Systems Units of incremental cost is MWhr/Rs RsMW/hr Rs/hr Rs/MWhr MWhr/Rs RsMW/hr Rs/hr Rs/MWhr ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two identical synchronous machines having same inertia constant are connected in parallel and swinging together. The effective inertia constant is 4 MJ/MVA. Then each machine has inertia constant of 16 MJ/MVA 2 MJ/MVA 8 MJ/MVA 4 MJ/MVA 16 MJ/MVA 2 MJ/MVA 8 MJ/MVA 4 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
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