*22. |As the drawing shows, Steel two thin strips of metal are bolted together at one end; both have the same tempera- ture. One is steel, and the other is aluminum. The steel strip is 0.10% longer than the aluminum strip. By how much should the temperature of the strips be increased, so that the strips have the same length? Aluminum

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A: A 82.2-N backpack is hung from the middle of an aluminum wire, as the drawing shows. The temperature…

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A: Given- Length of a square L=8 cm =0.08 m Area of a square A=0.082 m2

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A: Vv

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Q: sion of

A: Given: A=800 cm2=800×10-4m2α=18×10-6/Co Temperature changes from 23oC to 56oC

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Q: The rail roads are usually made of steel material segments with a 10 m long. Between each segments…

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A: It depends on the specific heat of the material