Explanation Write the expression for angular displacement . θ f − θ i = ω i t + 1 2 α t 2 (I) Here, θ f is the final angular displacement, θ i is the initial angular displacement, α is the angular acceleration, ω i is the initial angular speed, and t is the time. Write the expression for initial angular speed. ω i = ω f − α t (II) Substitute, equation (II) in (I). θ f − θ i = ( ω f − α t ) t + 1 2 α t 2 = ω f t − 1 2 α t 2 (III) Conclusion: Substitute, 37.0 rev for θ f − θ i , 98.0 rad / s for ω f , 3

Bundle: Principles of Physics: A Calculus-Based Text, 5th + WebAssign Printed Access Card for Serway/Jewett's Principles of Physics: A Calculus-Based Text, 5th Edition, Multi-Term

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ISBN: 9781133422013

Author: Raymond A. Serway; John W. Jewett

Publisher: Cengage Learning

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Definition Definition Angle at which a point rotates around a specific axis or center in a given direction. Angular displacement is a vector quantity and has both magnitude and direction. The angle built by an object from its rest point to endpoint created by rotational motion is known as angular displacement. Angular displacement is denoted by θ, and the S.I. unit of angular displacement is radian or rad.

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Bundle: Principles of Physics: A Calculus-Based Text, 5th + WebAssign Printed Access Card for Serway/Jewett's Principles of Physics: A Calculus-Based Text, 5th Edition, Multi-Term

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