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प्रश्न
Define the following term:
Coefficient of cubical expansion
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उत्तर
The coefficient of volume expansion is equal to the change in volume of a rod of volume 1m3 when its temperature rises by 1°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?
Describe an experiment to showthat air expands on heating.
An iron washer is heated. State the effect on its external.
At what temperature the pure water has (a) maximum density (b) minimum volume?
A bimetal strip is shown in the below diagram before heating. Draw a diagram to show how it bends on heating and on cooling.
What is thermal expansion?
What difference do you think heating the solid will make in their molecules?
- Assertion: Gas is highly compressible than solid and liquid
- Reason: Interatomic or intermolecular distance in the gas is comparably high.
Analogy:
Ordinary glass:: Glass tumbler.
Pyrex glass:: ______.
