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Posted: **Mon May 23, 2022 11:53 am**

: 3 Two Rods Made Of Copper And Iron Have Equal Lengths Of 1 M At Room Temperature 300k Find Difference Between Their 1 (9.59 KiB) Viewed 20 times

3. Two rods made of copper and iron have equal lengths of 1 m at room temperature (300K). Find difference between their lengths when they cooled down in dry ice (-78.5°C). Coefficients of thermal expansion for copper and iron are 16x10 and 11x106K respectively.