nancyrj5115 nancyrj5115

12-03-2024
Physics

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The disk is driven by a motor such that the angular position of the disk is defined by θ=(20t+4t² ) rad, where t is in seconds. What is the angular velocity (ω) of the disk with respect to time?

A. 20+8t rad/s
B. 20+4t rad/s
C. 20−4t rad/s
D. 40t rad/s

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