Answer Happy

(13%) Problem 2: A rotating platform of radius R = 15 cm starts from rest and accelerates with uniform angular acceleration a = 36 rads? Randomized Variables R=1.5 cm a 36 rad's? A 33% Part(a) Write an expression that gives the centripetal acceleration on the edge of the platform as a function of time, a.co. 4.) = 0 Grade Summary Deduction 04 Potential 1005 d 7 8 A4 5 1 2 0 Submissions Attempts remaining per attempo detailed view 9 6 3 k P n + m R S 1 VO Submit Hint I give up! Feedbackt deduction per fechack Hints: deduction per hint. Hints remaining 33% Part (b) Write an expression for the time at which the magnitudes of the centripetal and tangential accelerations at the edge will be equal. 33 Part (0) Calculate the time, t in seconds, for when the magnitudes of the centripetal and tangential accelerations are equal.