posted by MaxX .
A rock stuck in the tread of a 50.0 cm diameter bicycle wheel has a tangential speed of 3.5 0m/s . When the brakes are applied, the rock's tangential deceleration is 1.40 m/s^2 .
What is the magnitudes of the rock's angular acceleration at = 1.70 ?
Already answered. Check your other posts of the same question for the answers Damon and drwls have provided