Power Systems Which of the following insulator is practically used for railway crossings? string insulator All of these strain insulator pin insulator string insulator All of these strain insulator pin insulator ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which device is used for protection of equipment from from damage caused by overload or short circuit? circuit breaker current transformer lightning arrester CVT circuit breaker current transformer lightning arrester CVT ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are base load plants? hydro plants All of these nuclear plants thermal plants hydro plants All of these nuclear plants thermal plants ANSWER DOWNLOAD EXAMIANS APP
Power Systems Buchholz relay is used for protection of none of these. alternator. transformer. bus bar. none of these. alternator. transformer. bus bar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The overall efficiency of a steam power plant equal to regenerative cycle. the Rankine cycle. product of boiler efficiency, turbine efficiency and generator efficiency. binary vapor cycle. regenerative cycle. the Rankine cycle. product of boiler efficiency, turbine efficiency and generator efficiency. binary vapor cycle. 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 cosωt? 2.63 msec 1.47 msec 4.68 msec 9.68 2.63 msec 1.47 msec 4.68 msec 9.68 ANSWER DOWNLOAD EXAMIANS APP
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