Thread: pic: Iso view
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Unread 07-09-2004, 16:23
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Re: pic: Iso view
Quote:
Originally Posted by Paul Copioli
Rod,

I have done the math and something is not adding up.

CIM free speed = 5,500RPM
Gear Ratio to rear wheel = 8:1
Wheel Diameter = 6"

5500 / 8 = 687.5 RPM or 71.995 rad/sec
71.995 rad/sec * 3" (or .25 ft) = 17.99 ft/sec

Assuming some losses, you will be around 14 - 16 ft/sec, not 8!

-Paul
I figured the the top speed at 50% of the CIM free speed
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