Non-Uniform Motion
 

Non-Uniform Motion problem 44


A ball falls through a liquid at a constant speed. It is acted upon by three forces: an upthrust, a drag-force and its weight. Which statement is correct?


  • The drag-force increases with increasing depth.


  • The drag-force is equal to the sum of the upthrust and weight.


  • The upthrust is constant with increasing depth.


  • The weight is greater than the sum of the drag-force and the upthrust.


 

main author and content editor: Odafe Adjeke