How to Find the Kinetic Friction Force and Coefficient?

Click For Summary

Homework Help Overview

The discussion revolves around finding the kinetic friction force and the coefficient of kinetic friction (μk) given the acceleration and mass of an object moving across a flat surface. The subject area is primarily focused on dynamics and friction in physics.

Discussion Character

  • Exploratory, Assumption checking, Problem interpretation

Approaches and Questions Raised

  • Participants discuss the need for additional information regarding the scenario and emphasize the importance of showing attempts before seeking solutions. There is uncertainty about the correct application of formulas related to kinetic friction.

Discussion Status

Some participants have provided guidance on the formulas needed to find the kinetic friction force and the coefficient of kinetic friction. However, there is still a lack of explicit consensus on the correct approach due to missing details and varying interpretations of the problem.

Contextual Notes

Participants note the absence of specific details about the scenario, which may affect the ability to apply the formulas correctly. The original poster has expressed a desire for multiple solutions, indicating a potential constraint in understanding the underlying concepts.

SLStudent
Messages
5
Reaction score
0

Homework Statement


find the Kinetic Friction force in N and the μk
Acceleration-.0145
mass .1342kg

i need to solve many so can you solve this and show the formula
 
Physics news on Phys.org
You're going to have to give more information than this. What is the scenario? Follow the template given when posting. Also, you're going to have to show an attempt. We do not just give answers.
 
there is not a lot more information it only gives me the acceleration and the mass of the the object across the flat surface. i tried the kinetic friction force but am not sure if i used the right formula and have no idea how to use the μk formula
 
Okay, in order to find the coefficient of kinetic friction you need to know the formula f=Fn*uk, where f is the friction force, Fn is the normal force, and uk is the coefficient of kinetic friction. When you write your net force equation (Fnet=ma) you will be able to substitute this equation in place of f and solve for uk.
 

Similar threads

  • · Replies 3 ·
Replies
3
Views
2K
  • · Replies 7 ·
Replies
7
Views
2K
  • · Replies 16 ·
Replies
16
Views
6K
Replies
5
Views
3K
  • · Replies 12 ·
Replies
12
Views
3K
Replies
7
Views
2K
  • · Replies 4 ·
Replies
4
Views
1K
  • · Replies 33 ·
2
Replies
33
Views
3K
Replies
18
Views
3K
  • · Replies 3 ·
Replies
3
Views
4K