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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
A cubical metal solid block is heated. How will its volume change?
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.
100 ml of each of the following liquid is heated from 10°C to 50°C. Which will expand more : (a) water (b) benzene (c) alcohol?
An iron washer is heated State the effect on its density.
What is meant by thermal expansion?
Complete the following sentence:
When ice melts its volume ______ and density _______.
- 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?
When the vibrations move from one molecule to another molecule heat will flow.
