TLDR
To compel a body to swerve from motion in a straight line force must be exercised. In this chapter we shall study the comparatively simple case of a body revolving in a circle.
When a body moves round uniformly in a circle force must be continuously applied, and the first question for us to examine is, as to the direction of that force. We have to demonstrate the important fact, that it constantly tends towards the centre.via the TL;DR App
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Written by robertsball | I was an Irish astronomer who founded the screw theory.
