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OpenStudy (anonymous):
what is the radial vector er???
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OpenStudy (anonymous):
\[\vec{e}_r = \frac{\vec{r}}{r}\] The unit vector which points radially outward from the origin.
OpenStudy (anonymous):
somethin more please
OpenStudy (anonymous):
? I mean draw a vector r from the origin and it points parallel to that... I don't know what else to say about it.
OpenStudy (anonymous):
I could show you some vector calc but idk what good that will do you...
OpenStudy (anonymous):
i m ready for calc....and it points parallel to where
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OpenStudy (anonymous):
The any vector r: |dw:1369978329374:dw|
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