Power Systems If in a line, resistance and reactance are found to be equal and regulation is zero, then load will have unity power factor zero power factor 0.707 lagging power factor 0.707 leading power factor unity power factor zero power factor 0.707 lagging power factor 0.707 leading power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 25 MVA, 11 kV alternator is supplying full load at a point of 0.75 lagging. Determine the percentage increase in earning capacity when it is operated at improved power factor of 0.96 lagging. None of above 56 %. 28 %. 14 %. None of above 56 %. 28 %. 14 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The capacitance of an overhead transmission line increases with both 1 and 2 neither 1 nor 2 increase in height of conductors above ground increase in mutual geometrical mean distance both 1 and 2 neither 1 nor 2 increase in height of conductors above ground increase in mutual geometrical mean distance ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line any of the above short transmission line long transmission line medium transmission line any of the above short transmission line long transmission line medium transmission line ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pipes carrying steam are generally of steel. cobalt. cast iron. aluminium. steel. cobalt. cast iron. aluminium. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is zero. leading. lagging. unity. zero. leading. lagging. unity. ANSWER DOWNLOAD EXAMIANS APP
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