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Unread 10-02-2008, 17:37
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Re: pic: Can you say cheese?

Quote:
Originally Posted by AdmiralAllen View Post
well if your using 1/8" aluminum it would take 419 1/2" holes to lose 3 pounds
How do you figure? I'm calculating 416 holes to one pound.

Volume of a hole: pi * r^2 * h = pi * (1/4)^2 * 1/8 = 0.0245436926 in^3
Density of aluminum: 0.098lb/in^3
Weight of a hole = volume * density = 0.00240528187 lb
Holes per pound = 1 / weight = 415.75 holes
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