- #1
PurelyPhysical
- 31
- 0
Homework Statement
http://imgur.com/UsKsaOn
Homework Equations
Why is the answer in joules multiplied by 2/3 and 1/2? I can follow the rest of the problem.
The Attempt at a Solution
[/B]
I get the same solution as my teacher if I use the constants 2/3 and 1/2. I just don't understand where they are coming from.