Day: March 15, 2017

A Physics Puzzle – Solution

Posted on 15 March 2017 by Chris North

A few weeks ago we posted the puzzle on the right – well, here’s the answer. A simple pendulum has a period given by If you insert that into the expression in the puzzle you get That simplifies to πg – which you could otherwise write as pi g! Not too complicated, providing you spot the trick! If
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