September 20, 2014

Homework Help: Physics

Posted by Vince on Sunday, April 28, 2013 at 8:23am.

A 39.0 kg box initially at rest is pushed 4.50 m along a rough, horizontal floor with a constant applied horizontal force of 135 N. If the coefficient of friction between box and floor is 0.300, find the following.
(a) the work done by the applied force
(b) the increase in internal energy in the box-floor system due to friction
(c) the work done by the normal force
(d) the work done by the gravitational force
(e) the change in kinetic energy of the box
(f) the final speed of the box

Answer this Question

First Name:
School Subject:

Related Questions

physics - A 33.0 kg box initially at rest is pushed 5.95 m along a rough, ...
College Physics! - Is there any way i can just get these problems set up? I just...
physics - A 5-kg box is pushed across a horizontal floor by a 20-N force that is...
Physics - A box weighing 600 N is pushed along a horizontal floor at a constant ...
Physics - A warehouse worker exerts a constant horizontal force of magnitude 89....
Physics - A box weighting 200N is pushed on a horizontal floor. What ...
Physics - A 25 kg box is along a horizontal floor and a force of 400 N pushes ...
physics - An 89 N box of oranges is being pushed across a horizontal floor. As ...
physics - A 3.5 kg block, initially in motion, is pushed along a horizontal ...
Physics - A block of mass 2.50 kg is pushed 2.40 m along a frictionless ...