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Question #32877

A hoop and disc have same mass and radius. Their rotational K.E are related by an equation______________?

Options:

A) K.E hoop = K.E disc

B) K.E hoop = 2K.E disc

C) K.E hoop = 1/2K.E disc

D) K.E hoop = 4K.E disc

Answer: A hoop and disc have same mass and radius. Their rotational K.E are related by an equation K.E hoop = 2K.E disc.

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