Rev per sec.

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January 27th 2010, 06:08 PM
olokish

Rev per sec.

A belt passes over a rim of a flywheel 30cm in diameter. Find the speed of the belt if it drives the wheel at the rate of 5 rev/sec.
January 27th 2010, 11:15 PM
earboth

Quote:

Originally Posted by olokish

A belt passes over a rim of a flywheel 30cm in diameter. Find the speed of the belt if it drives the wheel at the rate of 5 rev/sec.

1. Calculate the perimeter p of the flywheel.

2. The speed of the belt is then

$v = 5p\ \frac{cm}{s}$

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