What is the Tension in a Rotating String?

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    String Tension
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Homework Help Overview

The discussion revolves around a physics problem involving a mass tied to a string rotating on a horizontal, frictionless table. The participants are tasked with finding the tension in the string given specific parameters such as mass, string length, and speed of revolution.

Discussion Character

  • Exploratory, Assumption checking

Approaches and Questions Raised

  • Participants express uncertainty about how to approach the problem and question the forces acting on the rotating body. Some seek clarification on the setup and relevant equations.

Discussion Status

The discussion includes attempts to engage with the problem, with some participants indicating a lack of understanding while others have claimed to resolve the issue independently. There is an ongoing exploration of the forces involved.

Contextual Notes

Participants have reiterated the problem statement and equations but have not provided specific solutions or methods. There is a noted repetition in the problem description across posts.

Rohaaan
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Homework Statement



A body of mass 1.00kg is tied to a string and rotates on a horizontal, frictionless table. If the length of the string is 40cm and the speed of revolution is 2.0m/s, find the tension of the string.


Homework Equations



a = v^2 / r

f = ma

v = 2∏rf

Thanks :)
 
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Rohaaan said:

Homework Statement



A body of mass 1.00kg is tied to a string and rotates on a horizontal, frictionless table. If the length of the string is 40cm and the speed of revolution is 2.0m/s, find the tension of the string.


Homework Equations



a = v^2 / r

f = ma

v = 2∏rf

Thanks :)

Care to show us your attempts. ;)

What are the forces acting on the body?
 
I would attempt it, but I don't really know how to go about it. :(
 
Rohaaan said:
I would attempt it, but I don't really know how to go about it. :(

Can you tell what forces are acting on the body?
 
Don't worry man, I just worked it out thanks. :)
 

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