Question: A dining table has a 3.0 kg turntable in the center for serving food. The turntable is a wooden disk 0.8 m in diameter. It

A dining table has a 3.0 kg turntable in the center for serving food. The turntable is a wooden disk 0.8 m in diameter. It is rotating at a rate of 1 revolution every 5 seconds when some places a 0.25 kg tea cup on it near the edge. What is it’s rotation rate now?

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To solve this problem well apply the principle of conservation of angular momentum The angular momentum before the tea cup is placed on the turntable ... View full answer

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