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. 14 %. None of above 28 %. 56 %. 14 %. None of above 28 %. 56 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Under over excitation synchronous phase modifier works as series capacitor any of the above shunt capacitor shunt reactor series capacitor any of the above shunt capacitor shunt reactor ANSWER DOWNLOAD EXAMIANS APP
Power Systems A fuse wire of circular cross-section has a radius of 0.8 mm. The wire blows off at an current of 8 Amp. Calculate the radius of wire that will blow off at an current of 1 amp? 0.2 mm. 4 mm. 2 mm. 0.4 mm. 0.2 mm. 4 mm. 2 mm. 0.4 mm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems India 1st nuclear plant was set up at Bhaba. Tarapur. Rana pratap sagar. Kalpakkam. Bhaba. Tarapur. Rana pratap sagar. Kalpakkam. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (3+4j) Ω . Find the power factor of the load for achieving maximum and zero voltage regulation? 0.6 lag and 0.6 lead 0.8 lag and 0.8 lead 0.8 lag and 0.6 lead 0.6 lag and 0.8 lead 0.6 lag and 0.6 lead 0.8 lag and 0.8 lead 0.8 lag and 0.6 lead 0.6 lag and 0.8 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems A pin type insulator has 100 kV puncture voltage. If 10 kV flash over voltage occurred in a transmission line, then find the safety factor of insulator? 0.001 0.1 1000 10 0.001 0.1 1000 10 ANSWER DOWNLOAD EXAMIANS APP
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