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प्रश्न
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उत्तर
If the Coefficient of Linear expansion is denoted by α
Coefficient of superficial expansion is denoted by β
And Coefficient of volume expansion is denoted by γ
Then the relation between α, β and γ is stated as
β = 2 α and γ = 3 α
α : β : γ : : 1 : 2 : 3
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संबंधित प्रश्न
The increase in length of a metal rod depends on
Two iron rods – one 10 m long and the other 5 m long, are heated to the same rise in temperature. Which will expand more?
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.
Water is heated from 0°C to 4°C. Will it expand?
What are the different types of thermal expansions?
Give reasons for the following:
In cold countries, water pipes burst in winter.
Thermal expansion is always a nuisance.
- Assertion: Gas is highly compressible than solid and liquid
- Reason: Interatomic or intermolecular distance in the gas is comparably high.
The expansion in volume is called linear expansion.
