- #1
josendk
- 3
- 0
why are there directions of friction true? (picture below, they are all standing on a flat table and there is static friction)
[URL]http://www.upload3r.com/serve/230511/1306176168.jpg[/URL]
how can I in the future easyli see where the friction is going, so I don't have to write up these three everytime:
sum of F = m*a
sum of tau = I * alpha
a = R*alpha
[URL]http://www.upload3r.com/serve/230511/1306176168.jpg[/URL]
how can I in the future easyli see where the friction is going, so I don't have to write up these three everytime:
sum of F = m*a
sum of tau = I * alpha
a = R*alpha
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