Additional Quiz 3 review will be held tonight (Monday) by TA Kelly ...

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Example Problem 8.7The figure shows a spring attached to a 2.0 kg block. The other end ofthe spring is pulled <strong>by</strong> a motorized toy train that moves forward at 5.0cm/s. The spring constant is 50 N/m, and the coefficient of static friction<strong>be</strong>tween the block and the surface is 0.60. The spring is at its equilibriumlength at t=0s when the train starts to move. When does the block slip?Physics 1101: Lecture 25, Pg 16