Power Systems If the percentage reactance of an element is 20 % and the full load current is 50 Amp, the short circuit current will be 200 Amp. 350 Amp. 300 Amp. 250 Amp. 200 Amp. 350 Amp. 300 Amp. 250 Amp. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If, for a given alternator in economic operation mode, the incremental cost is given by (0.012 P + 8) Rs/MWh, dPL/dP = 0.2 and plant λ = 25, then power generation is 1250 MW 750 MW 1000 MW 1500 MW 1250 MW 750 MW 1000 MW 1500 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true?Zn The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit both 1 and 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit nether 1 nor 2 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit both 1 and 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 core cable gives on test a capacitance of 3.7 µF between two cores. Find the line charging current of the cable when it is connected to 11 kV, 50 Hz system? 14.76 A. 1.476 A. 14.7 mA. 1 A. 14.76 A. 1.476 A. 14.7 mA. 1 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona is accompanied by hissing sound power loss and interference All of these violet visible light hissing sound power loss and interference All of these violet visible light ANSWER DOWNLOAD EXAMIANS APP
Power Systems In order to have lower cost of power generaion the load factor and diversity factor should be low the load factor should be high but diversity factor should be low the load factor should be low but diversity factor should be high The load factor and diversity factor should be high the load factor and diversity factor should be low the load factor should be high but diversity factor should be low the load factor should be low but diversity factor should be high The load factor and diversity factor should be high ANSWER DOWNLOAD EXAMIANS APP
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