Non-Uniform Motion

Non-Uniform Motion problem 9

A rectangular box of lengths of edges:

is dragged on a horizontal rough surface on a side with edges a, b. The mass of the box is 10 kg. If the box is pulled at a constant speed, a force of 20 N is applied. What is the frictional force? What is the frictional force if the box is pulled on a side with edges a, c and b, c.


material editor: Gabriel Amakhabi