Solving a problem in physics section 48 point 17 mechan

Solving a problem in physics section 48 point 17 mechan

17. Copper wires 10 mm2 under a tensile force of 400 N was extended to as much as it elongates under heating at 20 C. Determine the Young´s modulus of copper, if it linear thermal expansion coefficient 1.7 • 10-5 K-1 .

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Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)

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