Power Systems Communications lines are treated as medium transmission lines long transmission lines any of the above short transmission lines medium transmission lines long transmission lines any of the above short transmission lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect of conductor will increase when frequency decrease resistivity decrease diameter decrease All of these frequency decrease resistivity decrease diameter decrease All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission line parameters of the short transmission line are 1,0,Y,1 Z,0,Y,1 1,Z,0,1 1,Z,Y,1 1,0,Y,1 Z,0,Y,1 1,Z,0,1 1,Z,Y,1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantage/s of per unit system as compare to absolute system? memory required is less only one equation is required All of these calculation time is less memory required is less only one equation is required All of these calculation time is less ANSWER DOWNLOAD EXAMIANS APP
Power Systems If in a line, resistance and reactance are found to be equal and regulation is zero, then load will have zero power factor unity power factor 0.707 leading power factor 0.707 lagging power factor zero power factor unity power factor 0.707 leading power factor 0.707 lagging power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the approximate efficiency of a normal thermal power station? 60-70% 45-55% 30-40% 20-25% 60-70% 45-55% 30-40% 20-25% ANSWER DOWNLOAD EXAMIANS APP
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