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Finding the tangential speed Help

  • Thread starter Ester
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  • #1
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Finding the tangential speed.... Help

i got it, it I shouldn't have doubled my time. My answer is 4.65 m/s right?
 
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Answers and Replies

  • #2
Doc Al
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It's easier than you think. You have the angle the ball rotated. How much time did it take? (Hint the ball is travelling with a constant horizontal speed and the distance is given. Find the travel time.) Use this to find the angular speed ([itex]\omega[/itex]). Then use [itex]v = \omega r[/itex].
 
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