Power Systems A generator has a rating of 10 MVA, 5 kV has a reactance of 0.02 pu. Find the reactance at a new base values of 50 MVA, 10 kV? 0.05 0.02 0.25 0.025 0.05 0.02 0.25 0.025 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor carries more current on surface as compared to core. This is called as unsymmetrical fault corona effect All of these skin effect unsymmetrical fault corona effect All of these skin effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the approximate efficiency of a normal thermal power station? 30-40% 20-25% 60-70% 45-55% 30-40% 20-25% 60-70% 45-55% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission lines are transposed to reduce ferranti effect interference with neighbouring communication lines skin effect proximity effect ferranti effect interference with neighbouring communication lines skin effect proximity effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a regenerative cycle, feed water is heated by drained steam from turbine. exhaust gas. all of above. heaters. drained steam from turbine. exhaust gas. all of above. heaters. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of reflector is to bounce back most of the neutrons that escape from the fuel core. none of above. reduce the speed of the neutrons. stop the chain reaction. bounce back most of the neutrons that escape from the fuel core. none of above. reduce the speed of the neutrons. stop the chain reaction. ANSWER DOWNLOAD EXAMIANS APP
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