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Atwood Machine

September 30, 2010 in Uncategorized | Tags: , , , | Leave a comment

The Atwood machine was invented in 1784 by, yes Mr. Atwood. Two weights of mass M and m<M are connected by a string over a pulley. The acceleration is

a = \frac{M-m}{M+M}g

Here is a demonstration from MIT, USA:

Homework: check that the experiment measures an acceleration as given by the equation above.

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