Saved Bookmarks
| 1. |
A girl lifts an object of mass 1.5 kg from her table which is 0.6 m high to the top of the wardrobe which is 3.5 m high. Calculate the potential energy of an object relative to table.Select one:A 87.69JB. 51.45 JC.42.63 JD. 8.82 J |
| Answer» PE = mghM=1.5G= 9.8H=2.9C. 42.63 J | |