- #1
Robb
- 225
- 8
Homework Statement
Express force F(AB) in cartesian vector form[/B]
Mastering engineering.com says to check my signs but I don't an see an issue. Please help!
2. Homework Equations 3. The Attempt at a Solution
A(0, -.75, 3) B(2cos40, 2sin40, 0) C(2,-1, 0)
r(AB)= 1.53i +2.04j-3k
r(magnitude)= 3.94
u(ab)= .388i + .518j - 3k
F(AB)= 97i +130j - 190k