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Circular motion

  • Thread starter tnutty
  • Start date
327
1
1. Homework Statement
A 25 kg child is swinging on a 3.5 m swing. At the bottom of the swing
the speed of the child is moving at 3.3 m/s. What is the tension on the
swing’s chain to hold the child?


2. Homework Equations



3. The Attempt at a Solution
Can you help me i am confused about this.
 

Answers and Replies

tiny-tim
Science Advisor
Homework Helper
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A 25 kg child is swinging on a 3.5 m swing. At the bottom of the swing
the speed of the child is moving at 3.3 m/s. What is the tension on the
swing’s chain to hold the child?

Can you help me i am confused about this.
Hi tnutty! :smile:

The child is moving in a circle.

The forces on the child are the tension in the chain and the force of gravity.

Use good ol' Newton's second law to relate these forces to the child's acceleration. :smile:
 

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