Power Systems Which of the following contributes to the Rankine cycle efficiency improvement in a thermal power plant All of these Use of high pressure. Reheat of steam an intermediate stages. Use of steam for heating of boiler feed water. All of these Use of high pressure. Reheat of steam an intermediate stages. Use of steam for heating of boiler feed water. 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 35 kA. 55 kA. 45 kA. 50 kA. 35 kA. 55 kA. 45 kA. 50 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conversion ratio of a breeder reactor is none of above. equal to unity. less than unity. more than unity. none of above. equal to unity. less than unity. more than unity. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor of a 10 Km long single phase, two wire line are separated by a distance of 1.5 m the diameter of each conductor the inductance of the circuit is 23.8 mH. 25.8 mH. 21.2 mH. 23.33 mH. 23.8 mH. 25.8 mH. 21.2 mH. 23.33 mH. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the stator faults? failure of excitation Inter phase faults All of these over current failure of excitation Inter phase faults All of these over current ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is 0.4 pu 0.8 pu 1 pu 0.5 pu 0.4 pu 0.8 pu 1 pu 0.5 pu ANSWER DOWNLOAD EXAMIANS APP
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