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BL_RV0
RC-Monster Dual Brushless
 
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Join Date: Oct 2007
Location: Thousand Oaks CA
08.05.2009, 01:21 PM

Quote:
Originally Posted by Metallover View Post
You need to find the area of the wire. Just using 12 "units" as the diameter because it's 12 AWG.

Area = pi times Radius squared

pi(12)^2 = 452.41 units

pi(6)^2 = 113.10 units

The 6awg is 4 times as big as the 12awg as the area of a circle increases expodentially.

To find twice the size of 12awg, take the area, 113.10, and multiply it by 2. Then take the resulting 226.2 and divide it by pi. You'll get about 72. Find the square root of 72 and that's the gauge wire that is double 12awg.

If my assumptions are correct, twice the size of 12awg is 8.51awg. So 7 or 8 gauge wire will be twice the size of 12awg.

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