Problem 10.12 A 67-cm-diameter wheel accelerates uniformly about its center from 120 rpm to 280 rpm rpm in 4.7 s. Part A Determine its angular acceleration. Express your answer using two significant figures. ANSWER: rad/s? Part B Determine the radial component of the linear acceleration of a point on the edge of the wheel 2.0 s after it has started accelerating. Express your answer using two significant figures. ANSWER: az = m/s² Part C Determine the tangential component of the linear acceleration of a point on the edge of the wheel 2.0 s after it has started accelerating. Express your answer using two significant figures. ANSWER: at = m/s²

Problem 10.12 A 67-cm-diameter wheel accelerates uniformly about its center from 120 rpm to 280 rpm rpm in 4.7 s. Part A Determine its angular acceleration. Express your answer using two significant figures. ANSWER: rad/s? Part B Determine the radial component of the linear acceleration of a point on the edge of the wheel 2.0 s after it has started accelerating. Express your answer using two significant figures. ANSWER: az = m/s² Part C Determine the tangential component of the linear acceleration of a point on the edge of the wheel 2.0 s after it has started accelerating. Express your answer using two significant figures. ANSWER: at = m/s²

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter10: Rotational Motion And Angular Momentum

Section: Chapter Questions

Problem 2PE: Integrated Concepts An ultracentrifuge accelerates from rest to 100,000 rpm in 2.00 min. (a) What is...

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