- #1
knight4life
- 10
- 0
Homework Statement
Each mass is 4kg find the magnitude and direction of the net gravtitational force on mass A due to the other masses. each side of the square is 10cm
http://img13.imageshack.us/img13/3815/1012447.jpg
I am having trouble with (b) the square
Homework Equations
F = Gm1m2/r^2
The Attempt at a Solution
what I did was used the formula above to find AB, AC, and then used pythagorean theorm to find radius from A to D. then I used the above equation, and added the values together getting 2.17x10^-7 the correct solution is 2.04x10^-7 What did I do wrong?
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