Answer: A child rolls a ball on a level floor 3.5 m to

Chapter 2, Problem 5P

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QUESTION:

Problem 5P

A child rolls a ball on a level floor 3.5 m to another child. If the ball makes 15.0 revolutions, what is its diameter?

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QUESTION:

Problem 5P

A child rolls a ball on a level floor 3.5 m to another child. If the ball makes 15.0 revolutions, what is its diameter?

ANSWER:

Step 1 of 3

The following are given by the question:

Number of the revolution,

The distance between the two children,  

The distance covered in one revolution by the ball is equal to the circumference of the ball,  

Here, r is the radius and C is the circumference of the ball.

Distance covered by the ball in 15 revolutions  

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