Safest possible multi purpose distribution system for low voltage?
(1)3-phase, 3-wire wye system
(2)single phase 2 wire system
(3)3 phase, 4 wire star system
(4)3 phase, 4 wire delta system

Study the following reaction carefully. what classification should this reaction have? 4al + 3o2 2al2o3synthesisdecompositionsingle replacementdouble displacement

11. you want to calculate the displacement of an object thrown over a bridge. using -10 m/s2 for acceleration due to gravity, what would be the total displacement of the object if it took 8 seconds before hitting the water?

Could someone . i have tried to solve myself but my calculation is off