- #1
Robb
- 225
- 8
Homework Statement
Force F = 460 N acts perpendicular to the inclined plane
Determine the moment produced by F about point A.
Enter the x, y, and z components of the moment separated by commas.
Homework Equations
The Attempt at a Solution
r(CA)=4j-3k
u(CA)=4/5j-3/5k
r(CB)=-3i+4j
u(CB)=-3/5i+4/5j
u(CA) x u(CB)=1.28i+.36j+.48k
F=460(1.28i+.36j+.48k)=589i+166j+221k
r(CA) x F=1382i-1767j-2356k
masteringengineering.com says the answer is wrong. Please help!