A wheel has its speed increased from 120 to 240 r/min in 20 s. a. What is the angular acceleration? b. How many revolutions of the wheel are required?

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A wheel has its speed increased from 120 to
240 r/min in 20 s. a. What is the angular
acceleration? b. How many revolutions of
the wheel are required?
Transcribed Image Text:A wheel has its speed increased from 120 to 240 r/min in 20 s. a. What is the angular acceleration? b. How many revolutions of the wheel are required?
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