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How do I know that F_B acts perpendicular to F_A?
Thank you very much, that was extremely helpful.- fee
- Post #5
- Forum: Introductory Physics Homework Help
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How do I know that F_B acts perpendicular to F_A?
Homework Statement http://img221.imageshack.us/img221/604/yesor.jpg My question is: how would I know that F_B has to act perpendicular to F_A? Are there any rules or is there any logic that I am supposed to know?- fee
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- Force Relationships
- Replies: 7
- Forum: Introductory Physics Homework Help