Saved Bookmarks
| 1. |
a bullet having a mass 10 g and moving with speed of 1.5m/s penetrate a thik wooden plank of mass 90g.the plank was rest initially.the bullet gets enhanced in the plank and both move together determine their velocity |
|
Answer» ANS. 0.15m/s By USING concept "law of conservation of MOMENTUM" |
|