Power Systems A 1- phase transmission line operating at 30 kV has radius of 1 cm and distance between conductors is 0.5 m. Assume m = δ =1, g = 21 kV/cm and frequency f = 50 Hz. Find the critical disruptive voltage? 41.075 kV/phase 82.15 kV/phase 17.32 kV/phase 34.64 kV/phase 41.075 kV/phase 82.15 kV/phase 17.32 kV/phase 34.64 kV/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following method is used for changing power factor from leading to lagging any of the above series capacitor shunt reactor shunt capacitor any of the above series capacitor shunt reactor shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs. 7. 20. 3. 5. 7. 20. 3. 5. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For 66 kV lines the number of insulator discs of each 11 kV used are 3 6 12 5 3 6 12 5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of following fuels is used by slow thermal nuclear reaction for power generation U238. U235. Th232. Pu239. U238. U235. Th232. Pu239. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In boiler water reactor (BWR) all of above. enriched uranium is used as fuel. there is danger of radioactive contamination of steam. the feed water acts both coolant and a moderator. all of above. enriched uranium is used as fuel. there is danger of radioactive contamination of steam. the feed water acts both coolant and a moderator. ANSWER DOWNLOAD EXAMIANS APP
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