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प्रश्न
One rod of copper and another identical rod of iron are heated to the same rise in temperature. Which rod will expand more? Give reason.
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उत्तर
When two identical rods (same length) are of different material and heated to the same rise in temperature, the copper rod will expand more than iron, since expansion depends on the nature of the material.
(Coefficient of linear expansion of copper 17 × 10-6 per °C > iron 13 × 10-6 per °C)
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संबंधित प्रश्न
What is matter? What is it composed of?
Two identical rods of copper are heated to different temperatures — one by 5°C and the other by 10°C. Which rod will expand more?
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Explain thermal expansion with suitable examples.
The expansion in volume is called linear expansion.
