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Unread 08-01-2013, 21:00
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dheerm dheerm is offline
Drive Team and Head Programmer
AKA: Dheer Mirchandani
FRC #0224 (The Tribe)
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Join Date: Oct 2012
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Re: Linear Path Shooter vs. Circular Path Shooter?

Quote:
Originally Posted by Ether View Post
It translates into approx 21 mph, assuming no slipping.

3600 rpm / 60 min/sec = 60 rev/sec

60 rev/sec * pi*4/12 ft/rev = 62.8 ft/sec

62.8 ft/sec / 2 = 31.4 ft/sec

31.4 ft/sec * 3600 sec/hour / 5280 ft/mile = 21.4 mph


Why did you only multiply by pi and not by 2pi? Also why did you divide by 2?

(I might just be missing something but I thought linear velocity was Angular Velocity(in radians) * r?
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