Power Systems When is the ferranti effect on long overhead lines experienced? The power factor is unity The line is heavily loaded The line is fully loaded The line is lightly loaded The power factor is unity The line is heavily loaded The line is fully loaded The line is lightly loaded ANSWER DOWNLOAD EXAMIANS APP
Power Systems In transmission lines distribution constants are resistance both 1 and 2 inductance and capacitance inductance and resistance resistance both 1 and 2 inductance and capacitance inductance and resistance ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence per unit impedance of two generators connected in parallel are X1 = 0.12 pu, X2 = 0.096 pu and X0 = 0.036 pu. For LG fault at generator terminals (with 1 pu voltage) the positive sequence current will be 8.936 pu 9.936 pu 7.936 pu 10.936 pu 8.936 pu 9.936 pu 7.936 pu 10.936 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems More efficient plants are used as base load plant None of these peak load plant both 1 and 2 base load plant None of these peak load plant both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation of the modern EHV lines is designed based on the lighting voltage. corona. the switch voltage. R × I. the lighting voltage. corona. the switch voltage. R × I. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical disruptive voltage is a voltage at which both 1 and 2 nether 1 nor 2 corona is visible with blue or violet colour corona is just initiated both 1 and 2 nether 1 nor 2 corona is visible with blue or violet colour corona is just initiated ANSWER DOWNLOAD EXAMIANS APP
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