Name: Robert

Who is asking: Other

Level: All

Question:

How can I find the curvature per mile of the earths surface?What is it?

Thanks

Hi again Robert,
Suppose that the earth is a sphere of radius 3963 miles. If you are at a point P on the earth's surface and move tangent to the surface a distance of 1 mile then you can form a right angled triangel as in the diagram. Using the theorem of Pythagoras a
Cheers, |

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