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A solid metallic cube having total surface area 24 m 2 is uniformly heated. If its temperature is increased by 10°C, calculate the increase in volume of the cube. (Given α = 5.0 × 10 –4 °C –1 ).

1. 2.4 × 10 6 cm 3
2. 1.2 × 10 5 cm 3
3. 6.0 × 10 4 cm 3
4. 4.8 × 10 5 cm 3

Correct answer: 1.2 × 10 5 cm 3

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