A Fly Revolves at the Edge of a Turntable

question 27

Multiple Choice

A fly revolves at the edge of a turntable. How would angular momentum and speed change if it landed half way to the centre of a turntable?

• A)Angular momentum would double and speed would double.
• B)Angular momentum would stay the same and speed would reduce to 1/2.
• C)Angular momentum would stay the same and speed would double.
• D)Angular momentum would decrease and speed would reduce to 1/2.

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