Power Systems Which of the following materials is/are used as moderators? beryllium graphite All of these heavy water beryllium graphite All of these heavy water ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the number of strands of ACSR conductor for 4 layer transmission line? 29 1 7 37 29 1 7 37 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Recovery voltage in CB is equal to arcing period voltage. none of these. transient voltage. normal frequency 50 Hz rms voltage. arcing period voltage. none of these. transient voltage. normal frequency 50 Hz rms voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For some given transmission line the expression for voltage regulation is given by (Vs - Vr)/Vr *100%. Hence, this may either be a medium line or short line None of these this must be a short line this expression is true for any line this may either be a medium line or short line None of these this must be a short line this expression is true for any line ANSWER DOWNLOAD EXAMIANS APP
Power Systems The draft tube is provided to increase the acting head on the water wheel. None of these raise the water surface of the stream to create an artificial head. reduce the effect of water hammer. increase the acting head on the water wheel. None of these raise the water surface of the stream to create an artificial head. reduce the effect of water hammer. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit value of a 2 ohm resistor at 100 MVA and 10 kV base voltage is 2 pu 0.5 pu 4 pu 0.2 pu 2 pu 0.5 pu 4 pu 0.2 pu ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS