# QA yo-yo is swung in a vertical circle in such a way that its total energy KE PE is constant. If the yo-yo has a speed of 2 m/s at the top of the circle, whose radius is 50 cm, what is the its speed at the bottom?

A yo-yo is swung in a vertical circle in such a way that its total energy KE PE is constant. If the yo-yo has a speed of 2 m/s at the top of the circle, whose radius is 50 cm, what is the its speed at the bottom?

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A yo-yo is swung in a vertical circle in such a way that its total energy KE PE is constant. If the yo-yo has a speed of 2 m/s at the top of the circle, whose radius is 50 cm, what is the its speed at the bottom?

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