Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is leading. unity. zero. lagging. leading. unity. zero. lagging. ANSWER DOWNLOAD EXAMIANS APP
Power Systems ACSR means Aluminium core steel reinforced Aluminium conductor steel reinforced Aluminium copper steel reinforced all conductor steel reinforced Aluminium core steel reinforced Aluminium conductor steel reinforced Aluminium copper steel reinforced all conductor steel reinforced ANSWER DOWNLOAD EXAMIANS APP
Power Systems An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 400/5. The pick up value is 10 A 6.25 A 15 A 12.5 A 10 A 6.25 A 15 A 12.5 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Recovery voltage in CB is equal to arcing period voltage. transient voltage. normal frequency 50 Hz rms voltage. none of these. arcing period voltage. transient voltage. normal frequency 50 Hz rms voltage. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 100 MVA alternator operating at full load at 50 Hz. H = 4 MWsec/MVA, Td = 0.5 sec. One of the transmission line is tripped. So that output of generator is reduced to 70 MW. Find the frequency deviation during this time? 0.56 -0.92 0.92 -0.56 0.56 -0.92 0.92 -0.56 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation of modern EHV is designed based on corona. switching voltage. RI. lightning voltage. corona. switching voltage. RI. lightning voltage. ANSWER DOWNLOAD EXAMIANS APP
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