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OpenStudy (anonymous):
Vector question.(attached)
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OpenStudy (anonymous):
OpenStudy (anonymous):
@.Sam.
OpenStudy (anonymous):
How do I tell which arrow shows the velocity vector?
sam (.sam.):
What's that?
OpenStudy (anonymous):
The velocity vector or the image?
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sam (.sam.):
The image
OpenStudy (anonymous):
A washer is rotating on a (unseen)string in the red circular path.
sam (.sam.):
B
OpenStudy (anonymous):
Is it because the red arrow is at the top of the circle, and therefore isn't moving upward much, but only leftward?
sam (.sam.):
You can say that, and if you break it in each point on the disk, the velocity is always tangent to the circle, |dw:1366561221798:dw|
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