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Old 04-01-2017, 06:41 PM   #8
DouglasCole
Doctor of GURPS Ballistics
 
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Join Date: Sep 2004
Location: Burnsville, MN
Default Re: GURPS ULTRATECH ballistics?

Quote:
Originally Posted by hal View Post

Your formula for Joules is:

.5 * Weight in grams/1000 * (Velocity in meters/sec divided by 1000)^2

I'm guessing that you were trying to use the formula such that it used unit measures of Kg and Kilometers

That's my guess overall.
You sure that second m/s is divided by 1000? A Joule is a kg m/s^2, which is mass in kg, velocity in m/s. There shouldn't be a second divisor there.
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