Non-Uniform Motion
 

Non-Uniform Motion problem 34


An air bubble in a tank of water is rising with terminal (constant) velocity. The forces acting on the bubble are , and , as shown.




The upthrust on the bubble is . Which statement about the forces is correct?


  • is the viscous force on the bubble, is the weight of the bubble and .


  • is the viscous force on the bubble, is the weight of the bubble and .


  • is the weight of the bubble, is the viscous force on the bubble and .


  • is the weight of the bubble, is the viscous force on the bubble and .


 

main author and content editor: Odafe Adjeke