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  4. A uniform metal rod of 2 mm 2 cross-section is heated from 0° C to 20° C. The coefficient of linear expansion of the rod is 12 × 10-6 per ° C , Y =1011 N / m 2. The energy stored per unit volume of the rod is :

Q. A uniform metal rod of cross-section is heated from to . The coefficient of linear expansion of the rod is per . The energy stored per unit volume of the rod is :

Thermal Properties of Matter Report Error

Solution:

Energy stored per unit volume of the rod
stress strain



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