Power Systems What is the approximate efficiency of a normal thermal power station? 30-40% 45-55% 20-25% 60-70% 30-40% 45-55% 20-25% 60-70% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Over current relay Over fluxing relay Differential relay Buchholz relay Over current relay Over fluxing relay Differential relay Buchholz relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems The internal flux linkage due to internal flux of a conductor is I/4*10-7 wb-T/m I/2*10-7 wb-T/m I/6*10-7 wb-T/m All of these I/4*10-7 wb-T/m I/2*10-7 wb-T/m I/6*10-7 wb-T/m All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following power planets is the least reliable Solar. Tidal. Wind. Geothermal. Solar. Tidal. Wind. Geothermal. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are base load plants? thermal plants hydro plants nuclear plants All of these thermal plants hydro plants nuclear plants All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has impedance of (0.005 + j0.05) pu. Find the line at which maximum value of negative DC off set current is produced, if it is applied with Vm sinωt? 9.68 msec 2.63 msec 4.68 msec 1.47 msec 9.68 msec 2.63 msec 4.68 msec 1.47 msec ANSWER DOWNLOAD EXAMIANS APP
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