Saved Bookmarks
| 1. |
A sphere is suspended by a thread of length l. What min horizontal velocity is to be imparted to the sphere for it to reach the height of suspension |
|
Answer» INITIAL kinetic ENERGY imparted to sphere = Potential energy at topmost point (i.e. height of suspension). Therefore, MGL = (1/2)mv2 , or v = SQRT (2GL) |
|