InterviewSolution
Saved Bookmarks
| 1. |
A spherical ball of salt is dissolving in water in such a manner that the rate of decrease of the volume at any instant is propotional to the surface. Prove that the radius is decreasing at a constant rate. Hint for solution : Take volume V and curve surface are S of spherical ball. Calculate by taking (dV)/(dt)alpha S. |
|
Answer» |
|