A 20-Kg Hoop Rolls Without Slipping on a Horizontal Surface So

question 18

Multiple Choice

A 2.0-kg hoop rolls without slipping on a horizontal surface so that its center proceeds to the right with a constant linear speed of 6.0 m/s.
-Which one of the following statements is true concerning the angular momentum of this hoop?

• A)It points into the paper.
• B)It points out of the paper.
• C)It points to the left.
• D)It points to the right.
• E)It varies from point to point on the hoop.

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