Homework Statement
The total hip replacement is subjected to a force of F = 120N.
Determine the moment of this force about the neck at A and at the stem B
Homework Equations
M = r X F
The Attempt at a Solution
...
If there are three nonzero vectors..
Do you think cosine effects this example:show the three vectors must lie in the same plane?
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* -->dot product
X -->cross product
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A*(BXC)=0
so we can change as..
|A||B||C|sin\alphacos\beta=0
then... we can meet...