1.
The side of a copper cube is 1 m1\,\text{m} at 0∘C0^\circ\text{C}. What will be the change in its volume, when it is heated to 100∘C100^\circ\text{C}? [αcopper=18×10−6 /∘C\alpha_{\text{copper}} = 18 \times 10^{-6}\,/^\circ\text{C}]