This Graph Shows the Angular Velocity of a Turntable as a Function

question 49

Multiple Choice

This graph shows the angular velocity of a turntable as a function of time.What is its average angular acceleration between t = 2 s and t = 4 s?

• A)−10 rad/s²
• B)−5 rad/s²
• C)0 rad/s²
• D)5 rad/s²
• E)10 rad/s²

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