By how much will a bar long of the same material

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Q. A baseball has a mass of 140 grams and a softball has a mass of 280 grams. In which of the situations would they both have the same momentum?

Q. Suppose a bar 2.5 m long expands 0.8 cm when heated. By how much will a bar 100 m long of the same material expand when similarly heated?

Reference no: EM1358339

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