Power Systems In thermal power stations, economiser will reduce the thermal efficiency reduce the heat increase the thermal efficiency both 2 and 3 reduce the thermal efficiency reduce the heat increase the thermal efficiency both 2 and 3 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 6.25 A 12.5 A 15 A 10 A 6.25 A 12.5 A 15 A 10 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string type insulator has three units with self capacitance C and ground capacitance of 0.2 C having a string efficiency of 76% 82% 78% 80% 76% 82% 78% 80% ANSWER DOWNLOAD EXAMIANS APP
Power Systems When is the ferranti effect on long overhead lines experienced? 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 The power factor is unity The line is heavily loaded ANSWER DOWNLOAD EXAMIANS APP
Power Systems An ACSR conductor has a diameter of 2 cm has internal inductance of 0.05 mH/Km. If this ACSR is replaced with another having a diameter of 4 cm then its internal inductance is 0.1 mH/Km 0.05 mH/Km 0 mH/Km 0.025 mH/Km 0.1 mH/Km 0.05 mH/Km 0 mH/Km 0.025 mH/Km ANSWER DOWNLOAD EXAMIANS APP
Power Systems Rating of fuse wire is expressed in Mho. Ampere. Watts. Ω. Mho. Ampere. Watts. Ω. ANSWER DOWNLOAD EXAMIANS APP