Power Systems Condition for zero voltage regulation is cosφ = X/R tanφ = X/R cosφ = R/X tanφ = R/X cosφ = X/R tanφ = X/R cosφ = R/X tanφ = R/X ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu? 0.2 pu 1.375 pu 2.4 pu 3.975 pu 0.2 pu 1.375 pu 2.4 pu 3.975 pu 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 40 Ω 28 Ω 33 Ω 52 Ω 40 Ω 28 Ω 33 Ω 52 Ω 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 True either 1 or 2 False None of these True either 1 or 2 False ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following plants is/are base load plants both 1 and 2 pump storage run off river nuclear both 1 and 2 pump storage run off river nuclear ANSWER DOWNLOAD EXAMIANS APP
Power Systems Tarapur nuclear power plant has which type of reactor? Boiling water type. None of these. CANDU type reactors. Pressurized water reactors. Boiling water type. None of these. CANDU type reactors. Pressurized water reactors. ANSWER DOWNLOAD EXAMIANS APP
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