Physics Help Forum I'm having trouble solving this Dynamics problem
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 Nov 9th 2018, 08:44 AM #1 Junior Member   Join Date: Nov 2018 Posts: 1 I'm having trouble solving this Dynamics problem R=3m Vo=1.5 m\s epsilon=0.5 rad\s^2 omega=2 rad\s I need to find the Absolute Velocity when the person walks to the end of the circle (radius)
 Nov 9th 2018, 01:04 PM #2 Physics Team     Join Date: Jun 2010 Location: Morristown, NJ USA Posts: 2,339 Not sure what epsilon is supposed to represent - is it the radial acceleration of the wheel? If so, then use the general equation for velocity in a rotating frame: $\vec v = \dot r \hat r+ r \omega \hat \theta$ Here the rotational velocity omega varies with time: $\omega(t) = \omega_o + \epsilon t$ Hope this helps. topsquark likes this.

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