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प्रश्न
Solids ______ on heating and ______ on cooling.
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उत्तर
Solids expand on heating and contract on cooling.
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संबंधित प्रश्न
State three factors on which depend the linear expansion of a metal rod on heating.
An empty glass bottle is fitted with a narrow tube at its mouth. The open end of the tube is kept in a beaker containing water. When the bottle is heated, bubbles of air are seen escaping into water. Explain the reason.
An iron washer is heated State the effect on its density.
What are the different types of thermal expansions?
Define the following term:
Coefficient of superficial expansion
A bimetal strip is shown in the below diagram before heating. Draw a diagram to show how it bends on heating and on cooling.
Give reason for the following
An ordinary glass bottle cracks when boiling water is poured into it, but a borosilicate glass bottle does not.
- Assertion: Gas is highly compressible than solid and liquid
- Reason: Interatomic or intermolecular distance in the gas is comparably high.
How solids are expanded on heating?
