Power Systems Rankine cycle efficiency of a steam power plant is of 20 - 30 %. 45 - 80 %. 60 - 80 %. 30 - 45 %. 20 - 30 %. 45 - 80 %. 60 - 80 %. 30 - 45 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earth fault relay uses the which of the following sequence currents? zero sequence negative sequence any of the above positive sequence zero sequence negative sequence any of the above positive sequence ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across bottom most unit is 10 kV and its efficiency is 90%. Find the total operating phase voltage? 32 kV 40 kV 36 kV 45 kV 32 kV 40 kV 36 kV 45 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a pumped storage power plant is operated in conjunction with a steam power plant the operating cost of the steam plant become optimum chances of the tripping of the system decrease All of these load factor of the steam plant is increased the operating cost of the steam plant become optimum chances of the tripping of the system decrease All of these load factor of the steam plant is increased ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following insulator is practically used for railway crossings? pin insulator All of these strain insulator string insulator pin insulator All of these strain insulator string insulator 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 none of these. 20 sec. 5 sec. 10 sec. none of these. 20 sec. 5 sec. 10 sec. ANSWER DOWNLOAD EXAMIANS APP
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