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A CD with a diameter of 12.0 cm starts from rest and with a constant angular acceleration of 1.0 ...

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A CD with a diameter of 12.0 cm starts from rest and with a constant angular acceleration of 1.0 ...

A CD with a diameter of 12.0 cm starts from rest and with a constant angular acceleration of 1.0 rad/sec² acquires an angular velocity of 5.0 rad/sec. The CD continues rotating at 5.0 rad/sec for 15.0 seconds and then slows to a stop in 12.0 second with a constant angular acceleration. What is the linear speed of a point 4.0 cm from the center at the time 2.0 seconds from the start?

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0.060 m/s

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0.080 m/s

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0.10 m/s

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0.14 m/s

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0.18 m/s

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College Physics

Edition: 5^th

Author: Giambattista

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Brilliant ツ

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