Power Systems Which cooling is preferred for large turbine generator Oxygen cooling. Nitrogen cooling. Hydrogen cooling. None of these. Oxygen cooling. Nitrogen cooling. Hydrogen cooling. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mechanical energy is supplied to a DC generator at the rate of 4200 J / S. The generator delivers 32.2 Amp at 120 V. How much energy is cost per minute of operation 20160 J. 23060 J. 20060 J. 25060 J. 20160 J. 23060 J. 20060 J. 25060 J. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The zero sequence current of a generator for line to ground fault is j3 pu. Then the current through the neutral during the fault is j3 pu j1 pu j6 pu j9 pu j3 pu j1 pu j6 pu j9 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Operating cost of thermal power station is less than that of hydroelectric power plant. is the same as that of nuclear power plant. less than that of diesel power plant. less than that of nuclear power plant. less than that of hydroelectric power plant. is the same as that of nuclear power plant. less than that of diesel power plant. less than that of nuclear power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠90° Ω, C = 0.5*10-6∠90° ℧. Find the no load receiving end voltage? 600 kV 400 kV 320 kv 500 kV 600 kV 400 kV 320 kv 500 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power capacity of a transmission line can be increased by nether 1 nor 2 decreasing reactance value increasing voltage level either 1 or 2 nether 1 nor 2 decreasing reactance value increasing voltage level either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
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