Friday
August 29, 2014

Homework Help: physics

Posted by skywalker on Saturday, November 27, 2010 at 5:50pm.

A rock stuck in the tread of a 57.0 cm diameter bicycle wheel has a tangential speed of 3.00 m/s. When the brakes are applied, the rock's tangential deceleration is 1.40 m/s^2.
At what time is the magnitude of the rock's acceleration equal to g?

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