Power Systems Maximum power capacity of a transmission line can be increased by increasing voltage level either 1 or 2 nether 1 nor 2 decreasing reactance value increasing voltage level either 1 or 2 nether 1 nor 2 decreasing reactance value ANSWER DOWNLOAD EXAMIANS APP
Power Systems Recovery voltage in CB is equal to arcing period voltage. none of these. normal frequency 50 Hz rms voltage. transient voltage. arcing period voltage. none of these. normal frequency 50 Hz rms voltage. transient voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true?Zn nether 1 nor 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit both 1 and 2 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit nether 1 nor 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit both 1 and 2 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a three-phase system, when the loads are perfectly balanced, the neutral current is one - third of minimum. two - thirds of maximum. zero. one - third of maximum. one - third of minimum. two - thirds of maximum. zero. one - third of maximum. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power system consists of 300 buses out of which 20 buses are generator buses, 25 buses are the ones with reactive power support buses and 15 buses are ones with fixed shunt capacitors. All the other buses are load buses. It is proposed to perform a load flow analysis for the system using Newton-Raphson Jacobian matrix is 553×553 540×540 555×555 554×554 553×553 540×540 555×555 554×554 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the advantages of synchronous phase modifier over the shunt compensation? smooth voltage regulation is possible by controlling excitation initial cost is low both 1 and 2 single unit can be used as both capacitance and inductor by adjusting the excitation smooth voltage regulation is possible by controlling excitation initial cost is low both 1 and 2 single unit can be used as both capacitance and inductor by adjusting the excitation ANSWER DOWNLOAD EXAMIANS APP
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