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ID: 1360836 • Letter: Y

Question

YVahoo x G hegg call center X Ga ard Learn x Flowers IOnline Fl x a Amazon.com Shop x M Watch Beasts of N x C chegg Study Guin x C Chegg Study IGui x The Ex TAI H x C https:// /Common/TakeTutorial Assignment.aspx usi38ok.theexpertta.com ook YouTube Stud Class Management I Help Homework 6 Begin Date: 10/6/2015 00:00 AM Due Date: 10/30/2015 00:00 PM End Date: 11/6/2015 00:00 PM (7%) Problem 2: A baseball pitcher brings his arm forward during a pitch, rotating the forearm about the elbow. Randomized Variables v 33.5 m/s 0.325 Assignment Status Click here for A 100% Part (a If the velocity of the ball in the pitcher's hand is 33.5 m/s and the ball is 0.325 m from the elbow joint, what is the angular etailed view velocity (in rad s) of the forearm? Grade Summary Deductions 100% Problem Status Completed sino coso tano 8 9 HOME Sub 4 5 6 cotano asino acos0 Attempts remaining: C0% per attempt 1 2 3 atan acotan0 sinh0 detailed view cosh0 tanho Cotanho END Degrees Radians Submit Hint Feedback I give up! Hints: 0% deduction per hint. Hints remaining: 2 back 0% deduction per feedback. All content E 2015 Expert TA LLC Search the web and Window My Accou Log Ou 8:21 PM 0/18/20

Explanation / Answer

The relation between the linear and angular velocity is

            V = r

= V / r

               = 33.5m/s / 0.325 m

             =103.07 rad /s