Power Systems Rankine cycle efficiency of a steam power plant is of 60 - 80 %. 30 - 45 %. 45 - 80 %. 20 - 30 %. 60 - 80 %. 30 - 45 %. 45 - 80 %. 20 - 30 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 secs. The symmetrical breaking current is 50 kA. 55 kA. 35 kA. 45 kA. 50 kA. 55 kA. 35 kA. 45 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements are true? Bus admittance matrix is a sparse matrix both 1 and 2 Bus impedance matrix is a full matrix nether 1 nor 2 Bus admittance matrix is a sparse matrix both 1 and 2 Bus impedance matrix is a full matrix nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems IF the time of operation of a relay for unity TMS is 10 sec then the time of operation for 0.5 TMS is 10 sec. none of these. 20 sec. 5 sec. 10 sec. none of these. 20 sec. 5 sec. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following insulator is practically used for railway crossings? strain insulator All of these string insulator pin insulator strain insulator All of these string insulator pin insulator ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following method is used for changing power factor from leading to lagging series capacitor any of the above shunt reactor shunt capacitor series capacitor any of the above shunt reactor shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
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