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प्रश्न
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उत्तर
Take a ball and ring apparatus as shown in figure. At room temperature, the ball can just pass through the ring. Now heat the ball over a flame and try to pass it through the ring. You will find that the ball when heated is not able to pass through the ring. The diameter of the ball increases when the ball is heated. This shows the expansion of solid on heating.
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संबंधित प्रश्न
A longer rod expands ........... than a shorter rod on being heated to the same temperature.
The increase in length of a metal rod depends on
What is matter? What is it composed of?
A metal plate is heated. State three factors on which the increase in its area will depend.
A cubical metal solid block is heated. How will its volume change?
Describe an experiment to show that same volume of different liquids heated to same rise in temperature expand by different amounts.
What is meant by thermal expansion?
Define the following term:
Coefficient of cubical expansion
What is thermal expansion?
Explain thermal expansion with suitable examples.
