Power Systems The 1st nuclear plant in world was commissioned in UAE. U.K. U.S.A. U.S.S.R. UAE. U.K. U.S.A. U.S.S.R. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a biased differential relay the bias is defined as the ratio of fault current and restraining coil current. number of turns of restraining and operating coil. operating coil current and restraining coil current. fault current and operating coil current. fault current and restraining coil current. number of turns of restraining and operating coil. operating coil current and restraining coil current. fault current and operating coil current. 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 33 Ω 28 Ω 40 Ω 52 Ω 33 Ω 28 Ω 40 Ω 52 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems The commercial sources of energy are none of above. wood, animal wastes and agricultural wastes. solar, wind, biomass. fossile fuels and radioactive substances. none of above. wood, animal wastes and agricultural wastes. solar, wind, biomass. fossile fuels and radioactive substances. 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 Which of the following effects are associated with transmission line corona effect All of these skin effect ferranti effect corona effect All of these skin effect ferranti effect ANSWER DOWNLOAD EXAMIANS APP
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