Power Systems A 60 Hz, 320 Km loss less line has sending end voltage 1.0 pu. The receiving end voltage on no-load is 1.1 pu. 1.088 pu. none of these. 1.116 pu. 1.1 pu. 1.088 pu. none of these. 1.116 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When series reactor is used in generating stations, the fault current magnitude is any of the above remains unaffected reduced increased any of the above remains unaffected reduced increased ANSWER DOWNLOAD EXAMIANS APP
Power Systems Operator "a" rotates a vector nether 1 nor 2 anti clock wise direction either 1 or 2 clock wise direction nether 1 nor 2 anti clock wise direction either 1 or 2 clock wise direction ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has self and mutual impedances of 0.8 pu and 0.2 pu. Find the positive, negative and zero sequence impedances respectively? 0.8, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal generating station has an installed capacity of 15 MW and supplies a daily load of 10 MW for 12 hours and 5 MW for remaining 12 hours. If the load factor is 0.8. Find the reserve capacity of the station? 5 MW 9 MW 10 MW 18 MW 5 MW 9 MW 10 MW 18 MW 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? 4 mm. 0.2 mm. 2 mm. 0.4 mm. 4 mm. 0.2 mm. 2 mm. 0.4 mm. ANSWER DOWNLOAD EXAMIANS APP
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