Rolling

AP Physics 1· difficulty 3/5

A solid disk rolls up an incline without slipping. As it rolls up, its angular velocity

  • A

    Reverses sign

  • B

    Decreases

    check_circle
  • C

    Increases

  • D

    Stays the same

Explanation

KE decreases as PE increases (energy conservation), so both translational and angular speeds decrease.

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