First slide
Fluid statics

A ball of relative density 0.8 falls into water from a height of 2m. The depth to which the ball will sink (neglect viscus force)


Velocity with which it hits the water surface   2g.2m/s
Net force inside mg-vd1g.
So it moves down with retardation g/4.
Stopping distance  v22a


Get Instant Solutions
When in doubt download our app. Now available Google Play Store- Doubts App
Download Now
Doubts App