Two Points Are Located on a Rigid Wheel That Is

question 41

Multiple Choice

Two points are located on a rigid wheel that is rotating with decreasing angular velocity about a fixed axis. Point A is located on the rim of the wheel and point B is halfway between the rim and the axis. Which one of the following statements concerning this situation is true?

• A)Both points have the same centripetal acceleration.
• B)Both points have the same tangential acceleration.
• C)The angular velocity at point A is greater than that of point B.
• D)Both points have the same instantaneous angular velocity.
• E)Each second, point A turns through a greater angle than point B.

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