Dynamics Problem Help: Step-by-Step Solution Guide | Homework Statement

  • Thread starter Thread starter coltin.walsh
  • Start date Start date
  • Tags Tags
    Dynamics
Click For Summary
SUMMARY

The discussion focuses on solving a dynamics problem involving a slider and its forces. Participants emphasize the importance of creating a Free Body Diagram (FBD) to visualize the forces acting on the slider, particularly in a stationary situation where the applied force P is set to zero. By identifying the forces, including static friction and the weight of the slider, users can systematically approach the problem. This method simplifies the process of incorporating additional forces, such as acceleration, into the solution.

PREREQUISITES
  • Understanding of Free Body Diagrams (FBDs)
  • Basic principles of static friction
  • Knowledge of forces and motion in dynamics
  • Familiarity with Newton's laws of motion
NEXT STEPS
  • Study the principles of static and kinetic friction in dynamics
  • Learn how to construct and analyze Free Body Diagrams (FBDs)
  • Explore the effects of applied forces in dynamic systems
  • Review Newton's laws of motion and their applications in problem-solving
USEFUL FOR

Students studying physics, particularly those tackling dynamics problems, as well as educators seeking effective teaching methods for illustrating force interactions.

coltin.walsh
Messages
7
Reaction score
0
Dynamics Problem Help Needed!

Homework Statement



K. So i have no idea how to even start this problem. can someone please explain how step by step? Thanks a million!

http://www.flickr.com/photos/55153239@N03/6247406013/

Homework Equations





The Attempt at a Solution



I have no idea where to even start. Please help..
 
Last edited by a moderator:
Physics news on Phys.org


Draw a large diagram, and mark on what you are given. I think you should start by examining the stationary situation, by setting P=0, and determining whether the slider will move when its brake is released. In this scenario, the only force acting to move it is its own weight, though opposed by static friction.

By working through it this way, you will probably recognize how to later involve the accelerating force P.
 


Agreed. I had lots of trouble in dynamics until I learned that the easiest way to solve just about any problem was to calm down and then draw FBDs, marking the givens and unknowns. After that, it almost always becomes a matter of simple mechanics.
 

Similar threads

How Do You Solve a Relative Velocities Problem with Missing Equations?
  • · Replies 2 ·
Replies
2
Views
2K
Beam boundary condition problem
  • · Replies 12 ·
Replies
12
Views
3K
Design theory problem with clearance fit
  • · Replies 3 ·
Replies
3
Views
2K
Transition from the second step to the third step?
  • · Replies 1 ·
Replies
1
Views
1K
Operational Amplifiers Homework Help: Get 20V Output in 2 Hours
  • · Replies 1 ·
Replies
1
Views
1K
How Did They Calculate Vo in the Circled Step?
  • · Replies 8 ·
Replies
8
Views
2K
Dynamics - Very simple Q; Just need clarification
  • · Replies 2 ·
Replies
2
Views
1K
Dynamics - Need help understanding Coriolis acceleration
  • · Replies 1 ·
Replies
1
Views
3K
Dynamics Homework Help, velocity, acceleration of particle
  • · Replies 1 ·
Replies
1
Views
1K
Engineering How do short/open-circuit tests work for step-up transformers?
  • · Replies 7 ·
Replies
7
Views
3K