Finding the Coefficient of Friction: A Simple Question on a 15 Degree Incline

  • Thread starter Thread starter Mon0308
  • Start date Start date
Click For Summary
SUMMARY

The coefficient of friction for a 100kg box on a 15-degree incline can be calculated using the formula μ = tan(θ), where θ is the angle of the incline. In this case, with θ at 15 degrees, the coefficient of friction (μ) is approximately 0.2679. The box begins to slide precisely at this angle, indicating that the static friction has been overcome. Proper documentation of the calculation process is essential for receiving assistance in academic forums.

PREREQUISITES
  • Understanding of basic physics concepts, specifically forces and friction.
  • Familiarity with trigonometric functions, particularly tangent.
  • Knowledge of Newton's laws of motion.
  • Ability to apply the formula for static friction in practical scenarios.
NEXT STEPS
  • Research the derivation of the friction coefficient formula μ = tan(θ).
  • Explore the effects of different angles on the coefficient of friction.
  • Learn about the differences between static and kinetic friction.
  • Study real-world applications of friction in engineering and physics.
USEFUL FOR

Students studying physics, educators teaching mechanics, and anyone interested in understanding the principles of friction and inclined planes.

Mon0308
Messages
1
Reaction score
0
Okay, so here's the simple question...I just can't seem to figure out what I am doing wrong so I won't elaborate on what I have done or not done...


At the *second an incline rises to 15 degrees, the 100kg box on it begins to slide.

What is the coefficient of friction?

*Note: the box does not move until the incline HITS 15 degrees, no more, no less.


That is the problem verbatim.


Any help would be great!

Thank You!
 
Physics news on Phys.org
I'm afraid you will have to elaborate on what you've done if you wish to receive help. If it is a simple mistake it will be a lot easier for people helping to look at your working.

Physics Forums Global Guidelines said:
NOTE: You MUST show that you have attempted to answer your question in order to receive help. You MUST make use of the homework template, which automatically appears when a new topic is created in the homework help forums.
 

Similar threads

Does coefficient of kinetic friction depend on speed?
  • · Replies 16 ·
Replies
16
Views
6K
Variable friction on an inclined plane and maximum velocity
  • · Replies 33 ·
2
Replies
33
Views
4K
Question Concerning The Coefficient of Friction: Block on a Rough Inclined Plane
  • · Replies 5 ·
Replies
5
Views
2K
Minimum force required to prevent sliding down
  • · Replies 1 ·
Replies
1
Views
3K
Finding the Coefficient of Friction in a Spring-Block Incline System
  • · Replies 2 ·
Replies
2
Views
2K
Finding the coefficient of kinetic friction on an incline
  • · Replies 3 ·
Replies
3
Views
5K
Coefficient of Friction question for a cart going down a wooden ramp
  • · Replies 18 ·
Replies
18
Views
3K
A man wants to move some heavy boxes up to the loft in his barn
  • · Replies 2 ·
Replies
2
Views
1K
Calculating acceleration from the coefficient of kinetic friction
  • · Replies 48 ·
2
Replies
48
Views
8K
Having a hard time learning Newton's 2nd law
  • · Replies 5 ·
Replies
5
Views
2K