Mathematics · Thermal Properties Calculations
The volume of a metal block increases by 0.225% when its temperature is increased by 30°C. The coefficient of linear expansion (α) of the metal block material is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11.25 × 10-5 /°C
- 22.5 × 10-5 /°C✓
- 36.75 × 10-5 /°C
- 47.5 × 10-5 /°C
Correct answer
2.5 × 10-5 /°C
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