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प्रश्न
What is thermal expansion?
एका वाक्यात उत्तर
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उत्तर
The expansion of a substance on heating is called thermal expansion.
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संबंधित 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.
Describe an experiment to showthat air expands on heating.
State the relation between the three types of expansion.
Complete the following sentence:
When ice melts its volume ______ and density _______.
'The coefficient of linear expansion for metal is 0.000016 per °C'. Explain the meaning of the statement.
State the volume changes that you will observe when a given mass of water is heated from 0°C to 10°C. Sketch a temperature-volume graph to show the behavior.
What difference do you think heating the solid will make in their molecules?
Explain thermal expansion with suitable examples.
- Assertion: Gas is highly compressible than solid and liquid
- Reason: Interatomic or intermolecular distance in the gas is comparably high.
When we cool the liquid it will become ______.
