Find Tension of Rope in Two Blocks System: 5kg, 7kg, 4kg, 200N

  • Thread starter Thread starter legendknight
  • Start date Start date
Click For Summary

Homework Help Overview

The problem involves two blocks with masses of 5kg and 7kg connected by a uniform rope that has a mass of 4kg. An upward force of 200N is applied to the system, and the original poster seeks to find the tension at the top, lower, and midpoint of the rope.

Discussion Character

  • Exploratory, Assumption checking, Problem interpretation

Approaches and Questions Raised

  • Participants discuss the need for a complete force diagram and suggest using free body diagrams for each component. There is an emphasis on understanding the acceleration of the entire system due to the applied force.

Discussion Status

The discussion is ongoing, with participants providing hints and suggestions for structuring the analysis. There is no explicit consensus yet, but guidance has been offered regarding the need for detailed force diagrams and the relationship between the components.

Contextual Notes

Participants note the importance of clearly defining the forces acting on each part of the system and the implications of the uniform mass of the rope on the tension calculations.

legendknight
Messages
1
Reaction score
0

Homework Statement


two blocks of masses 5kg and 7kg are connected by uniform rope of mass 4kg.an upward force Force=200N is applied on the system .How to find the tension at top, lower and midpoint of the rope

Homework Equations


(take g=10m/second square).I only know this.Please tell me the formula to calculate the tension at top,lower and midpoint of the rope.

The Attempt at a Solution


----------
untitled.JPG
 
Physics news on Phys.org
You've got a start on your force diagram. It looks good as far as you've gone. Finish it. First hint: F = ma.
 
As Bystander writes, you need to show all the forces in the diagram. However, I would suggest you do this with separate free body diagrams for each part on which a force of interest acts directly. How many such components are there?

By the way, please use thread titles which give some guidance as to the topic. It will help you get timely answers.
 
The trick is to realize that everything must accelerate at the same rate because they are tied together.
 

Similar threads

Replies
23
Views
3K
  • · Replies 38 ·
2
Replies
38
Views
5K
  • · Replies 5 ·
Replies
5
Views
5K
  • · Replies 13 ·
Replies
13
Views
3K
  • · Replies 25 ·
Replies
25
Views
6K
  • · Replies 22 ·
Replies
22
Views
2K
Replies
11
Views
3K
  • · Replies 7 ·
Replies
7
Views
8K
  • · Replies 5 ·
Replies
5
Views
2K