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. 56 %. 14 %. 28 %. None of above 56 %. 14 %. 28 %. None of above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Rating of fuse wire is expressed in Mho. Ω. Watts. Ampere. Mho. Ω. Watts. Ampere. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For transmission line which one of the following relation is true? AD - BC = 0 AD - BC = 1 AD + BC = 0 AD - BC = -1 AD - BC = 0 AD - BC = 1 AD + BC = 0 AD - BC = -1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Units of incremental cost is Rs/MWhr RsMW/hr Rs/hr MWhr/Rs Rs/MWhr RsMW/hr Rs/hr MWhr/Rs ANSWER DOWNLOAD EXAMIANS APP
Power Systems When is the ferranti effect on long overhead lines experienced? The line is heavily loaded The line is fully loaded The power factor is unity The line is lightly loaded The line is heavily loaded The line is fully loaded The power factor is unity The line is lightly loaded ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are made up of which material? silicon oxide any of the above copper silver silicon oxide any of the above copper silver ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS