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15-04-2021
Physics

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How much longer will a 300 m steel bridge be on a 30C day than a –10C night?

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Аноним Аноним

15-04-2021

Answer:

Explanation: A bar of an unknown metal has a length of 0.975 m at 45°C and a length of 0.972 m at. 23°C.

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