Insights Subtleties Overlooked in Friction Questions: Object Slides Down Ramp

  • Thread starter Thread starter haruspex
  • Start date Start date
  • Tags Tags
    Friction Ramp
Click For Summary
An object sliding down a ramp at angle θ encounters kinetic friction on both the ramp and the level ground. The problem involves calculating the object's speed as it transitions from the ramp to the level surface, where it reaches speed u. The coefficients of friction, μ' on the ramp and μ on the level, play a crucial role in determining the final speed. The discussion emphasizes the need for a clear understanding of the forces acting on the object during its descent and upon reaching the level ground. The solution requires applying principles of physics, including energy conservation and frictional forces.
haruspex
Science Advisor
Homework Helper
Insights Author
Gold Member
2024 Award
Messages
42,775
Reaction score
10,484
Problem statement (simplified)

An object slides down a ramp at angle θ to encounter level ground. Both surfaces have kinetic friction: μ' on the ramp, μ on the level. The object reaches the ground at speed u. What is its speed when first fully on the level?
Continue reading...
 
Reply
  • Like
Likes uSee2, haha0p1, MatinSAR and 5 others
Physics news on Phys.org

Thread 'Reference frames, center of rotation, etc'

Topic about reference frames, center of rotation, postion of origin etc Comoving ref. frame is frame that is attached to moving object, does that mean, in that frame translation and rotation of object is zero, because origin and axes(x,y,z) are fixed to object? Is it same if you place origin of frame at object center of mass or at object tail? What type of comoving frame exist? What is lab frame? If we talk about center of rotation do we always need to specified from what frame we observe?
View full post »

Similar threads

Why is the direction of kinetic/static friction up a ramp?
  • · Replies 7 ·
Replies
7
Views
1K
A ball climbing a ramp while "rolling the wrong way"
  • · Replies 32 ·
2
Replies
32
Views
3K
Physics homework help needed -- A mass sliding down a ramp with friction
  • · Replies 14 ·
Replies
14
Views
3K
Calculate speed of block at the end of the ramp
  • · Replies 10 ·
Replies
10
Views
5K
High School Blocks sliding down different lengths of ramp
  • · Replies 3 ·
Replies
3
Views
3K
Friction Problem of a Crate Sliding Down a Ramp
  • · Replies 4 ·
Replies
4
Views
4K
Box and a Spring on on an inclined plane
  • · Replies 11 ·
Replies
11
Views
3K
Dynamics problem involving an inclined plane and Friction
  • · Replies 1 ·
Replies
1
Views
2K
How Far Can a Greased Watermelon Be Pulled Down an Inclined Plane?
  • · Replies 5 ·
Replies
5
Views
2K
Determine is box of unknown mass is sliding down a ramp?
  • · Replies 5 ·
Replies
5
Views
3K