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College Physics

11th Edition
Raymond A. Serway + 1 other
ISBN: 9781305952300

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Chapter
Section
BuyFindarrow_forward

College Physics

11th Edition
Raymond A. Serway + 1 other
ISBN: 9781305952300
Textbook Problem

Estimate the number of steps you would have to take to walk a distance equal to the circumference of the Earth.

To determine
The number of steps that a human being have to take to walk a distance equal to the circumference of the Earth.

Explanation

Given Info: Considered the length of a step for an average person is about 18inch or 0.5m .

The radius of the Earth is 6.38×106m .

Explanation:

Formula to calculate the number of steps is,

N=CL=2πREL

  • C is circumference of the Earth
  • RE is the radius of the Earth
  • L is step length

Substitute 6.38×106m for RE , 0

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