Power Systems In a 3-phase, 5 kV, 5 MVA system, what is the base impedance? 50 ohms 500 ohms 5 ohms 0.5 ohm 50 ohms 500 ohms 5 ohms 0.5 ohm ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation of modern EHV is designed based on RI. corona. switching voltage. lightning voltage. RI. corona. switching voltage. lightning voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the transmission line positive sequence reactance Xs - Xm 2Xs + Xm Xm - Xs Xs +2 Xm Xs - Xm 2Xs + Xm Xm - Xs Xs +2 Xm ANSWER DOWNLOAD EXAMIANS APP
Power Systems Aluminium is now most commonly employed conductor material in transmission lines than copper because it is cheaper and lighter it is more conductive its tensile strength is more costlier it is cheaper and lighter it is more conductive its tensile strength is more costlier ANSWER DOWNLOAD EXAMIANS APP
Power Systems Operating cost of thermal power station is is the same as that of nuclear power plant. less than that of nuclear power plant. less than that of hydroelectric power plant. less than that of diesel power plant. is the same as that of nuclear power plant. less than that of nuclear power plant. less than that of hydroelectric power plant. less than that of diesel power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical disruptive voltage is a voltage at which corona is visible with blue or violet colour nether 1 nor 2 both 1 and 2 corona is just initiated corona is visible with blue or violet colour nether 1 nor 2 both 1 and 2 corona is just initiated ANSWER DOWNLOAD EXAMIANS APP