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प्रश्न
What is thermal expansion?
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उत्तर
The expansion of a substance on heating is called thermal expansion.
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संबंधित प्रश्न
State three factors on which depend the linear expansion of a metal rod on heating.
Define the following term:
Coefficient of cubical expansion
The diagram shows a sketch graph showing a change in volume of a given mass of ice at -5°C to water at 15°C.
(i) Why does the temperature along BC remain constant?
(ii) When is the volume of water minimum?
(iii) At what temperature does water have maximum density? Explain.
A bimetal strip is shown in the below diagram before heating. Draw a diagram to show how it bends on heating and on cooling.
A bimetal strip is shown in the below diagram before heating. Draw a diagram to show how it bends on heating and on cooling.
Thermal expansion is always a nuisance.
What difference do you think heating the solid will make in their molecules?
How solids are expanded on heating?
When we cool the liquid it will become ______.
