Work and Energy 8.3: Additional Problem 2


Description

A 12-kg box slides down a rough ramp at constant speed as shown in the animation  (position is in meters and time is in seconds). Note that both gravity and friction do work on the box. 

Question

What is the work done on the box by friction while it is in motion? Start     Help

Answer

-60 J.

Reference

See Giancoli-PA: 6-3, Giancoli-SE: 7-4.

Credits

Physlet problem authored by Aaron Titus.

2000 by Prentice-Hall, Inc. A Pearson Company