Question: A circular copper ring at 1 8 . 0 C has a hole with an area of 9 . 9 6 cm 2 . What

A circular copper ring at 18.0C has a hole with an area of 9.96 cm2. What minimum temperature must it have so that it can be slipped onto a steel metal rod having a cross-sectional area of 10.0 cm2?

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