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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
State three factors on which depend the linear expansion of a metal rod on heating.
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?
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.
A cubical metal solid block is heated. How will its volume change?
An iron washer is heated. State the effect on its mass.
What are the different types of thermal expansions?
The expansion in volume is called linear expansion.
Analogy:
Ordinary glass:: Glass tumbler.
Pyrex glass:: ______.
What type of glassware is used in laboratories? Why?
