Saved Bookmarks
| 1. |
What is the kinetic energy of an object of mass 10 Kg moving with velocity 2 m/s?(a) 10 J(b) 20 J(c) 40 J(d) 50 J |
|
Answer» Right answer is (b) 20 J The best explanation: KE = ½*10*2^2 = 20 J. |
|