Power Systems Oxide film arrestor has which of the following properties? Does not require daily charging. It is expensive. Installed at points of transmission line where daily visit is difficult. Both A and B. Does not require daily charging. It is expensive. Installed at points of transmission line where daily visit is difficult. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The pickup value of relay is 6.5 Amp and fault current in relay coil is 39 Amp. Its plug setting multiplier is 7 A. 10 A. 8 A. 6 A. 7 A. 10 A. 8 A. 6 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power level of nuclear reactor can be increase by ( K = multiplication factor ) raising the value of K above 1 and keeping it at raised value. raising the value of K above 1, but later bringing it back to K = 1. lowering the value of K below 1 but later bringing it back to K = 1. lowering the value of K below and keeping at that lowered value. raising the value of K above 1 and keeping it at raised value. raising the value of K above 1, but later bringing it back to K = 1. lowering the value of K below 1 but later bringing it back to K = 1. lowering the value of K below and keeping at that lowered value. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? Due to corona, All of these power loss increases charging current increases interference increases All of these power loss increases charging current increases interference increases ANSWER DOWNLOAD EXAMIANS APP
Power Systems The fact that current density is higher at the surface when compared to centre is known as proximity effect skin effect carona All of these proximity effect skin effect carona All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The commercial sources of energy are fossile fuels and radioactive substances. none of above. solar, wind, biomass. wood, animal wastes and agricultural wastes. fossile fuels and radioactive substances. none of above. solar, wind, biomass. wood, animal wastes and agricultural wastes. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS