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April 20, 2014

April 20, 2014

Posted by **Stupid Alex** on Wednesday, July 4, 2012 at 9:49am.

And what is the y-component of the acceleration?

- Physics -
**bobpursley**, Wednesday, July 4, 2012 at 10:50amangle of velocity: what is arc tan(y/x)?

arc tan (-170/110)=-57.09 degrees, or 57 deg W of N.

y component of acceleration: which way is the angle? up or down? ay=6.4sin(+-42); -42 if it is S of x

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