Power Systems In a short circuit test circuit breaker, time to reach the peak re-striking voltage 60 microsecond & the peak re-striking voltage 120 kV. Determine average RRRV (Rate of rise re-striking voltage)? 3.5 × 106 kV / sec. 3 × 106 kV / sec. 1 × 106 kV / sec. 2 × 106 kV / sec. 3.5 × 106 kV / sec. 3 × 106 kV / sec. 1 × 106 kV / sec. 2 × 106 kV / sec. ANSWER DOWNLOAD EXAMIANS APP
Power Systems NTPC (National Thermal Power Cooperation) has its only thermal power generating unit in West Bengal at Farakka. Durgapur. Katwa. Bakreshwar. Farakka. Durgapur. Katwa. Bakreshwar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a power system with negligible resistance, the fault current at a point is 8.00 pu. The series reactance is to be included at the fault point to limit the short circuit. current to 5.00 pu is 0.075 pu. 0.200 pu. 0.125 pu. 3.000 pu. 0.075 pu. 0.200 pu. 0.125 pu. 3.000 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems High capacity generators and motors are of star connected network any of the above star connected with grounding network delta connected network star connected network any of the above star connected with grounding network delta connected network ANSWER DOWNLOAD EXAMIANS APP
Power Systems The ABCD constants of a 3-phase transmission line are A = D = 0.8∠1°, B = 170∠85° Ω , C = 0.002∠90.4° ℧. The sending end voltage is 400 kV. The receiving end voltage under no load condition is 500 kV 400 kV 600 kV 350 kV 500 kV 400 kV 600 kV 350 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems The voltage regulation of a line at full load 0.8 power factor is 11. A long transmission line under no load conditions, for a good voltage profile needs shunt resistance at receiving end shunt reactor at receiving end All of these shunt capacitor at receiving end shunt resistance at receiving end shunt reactor at receiving end All of these shunt capacitor at receiving end ANSWER DOWNLOAD EXAMIANS APP
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