A CD with a Diameter of 12

question 35

Multiple Choice

A CD with a diameter of 12.0 cm starts from rest and with a constant angular acceleration of 1.00 rad/sec² acquires an angular velocity of 5.00 rad/sec.The CD continues rotating at 5.00 rad/sec for 15.0 seconds and then slows to a stop in 12.0 second with a constant angular deceleration.What is the angular distance traveled by a point 4.00 cm from the center,at the time 10.0 seconds from the start?

• A) 20.8 radians
• B) 26.3 radians
• C) 37.5 radians
• D) 41.6 radians
• E) 47.3 radians

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