A horizontal shove of at least 200-N is required to start moving a 800-N crate initially at rest on a horizontal floor. The coefficient of static friction is:
A) 0.25
B) 0.125
C) 0.50
D) 4.00
E) none of these

Question

Quizplus · Accepted Answer

The coefficient of static friction (μs) is calculated using the formula: μs = F / N, where F is the force required to overcome static friction (200 N) and N is the normal force (800 N). Thus, μs = 200 N / 800 N = 0.25.

A Horizontal Shove of at Least 200-N Is Required to Start