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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 do you understand by thermal expansion of a substance?
A cubical metal solid block is heated. How will its volume change?
An iron washer is heated State the effect on its density.
Give reasons for the following:
Telephone wires sag in summer.
Complete the following sentence:
When ice melts its volume ______ and density _______.
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 difference do you think heating the solid will make in their molecules?
Analogy:
Ordinary glass:: Glass tumbler.
Pyrex glass:: ______.
What type of glassware is used in laboratories? Why?
