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प्रश्न
Solids ______ on heating and ______ on cooling.
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उत्तर
Solids expand on heating and contract on cooling.
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संबंधित प्रश्न
Equal volumes of different liquids expand by a different amount when they are heated to the same rise in temperature.
State three factors on which depend the linear expansion of a metal rod on heating.
A metal plate is heated. State three factors on which the increase in its area will depend.
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?
Water is heated from 0°C to 4°C. Will it expand?
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.
Complete the following sentence:
When ice melts its volume ______ and density _______.
Give reason for the following
An ordinary glass bottle cracks when boiling water is poured into it, but a borosilicate glass bottle does not.
When we cool the liquid it will become ______.
