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December 18, 2014

December 18, 2014

Posted by **Mary** on Tuesday, April 24, 2007 at 7:01pm.

a. clockwise

b. counterclockwise

Why?

I choose clockwise but I am not sure why. Please help!

angular acceleration= wf-wi/time

Notice that wf is zero, so if clockwise is positive, then angular acceleration is the negative of that.

- Physics please check -
**Charlie**, Sunday, November 14, 2010 at 9:04pmAnswer is Counter Clock Wise

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