Physics, 14.02.2021 14:00, idahopotato5429
sir/ maam/ pal i will draw you something if you help me answer this " 7-A steel bridge is 1000 m long at -20°C in winter. What is the change in length when the temperature rises to 40°C in summer? The average coefficient of linear expansion of this steel is 11 10-6 K-1. "
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sir/ maam/ pal i will draw you something if you help me answer this " 7-A steel bridge is 1000 m lon...
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