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प्रश्न
Equal volumes of different liquids expand by a different amount when they are heated to the same rise in temperature.
विकल्प
True
False
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उत्तर
True.
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संबंधित प्रश्न
What do you understand by thermal expansion of a substance?
Describe an experiment to showthat air expands on heating.
Describe an experiment to show that same volume of different liquids heated to same rise in temperature expand by different amounts.
An iron washer is heated. State the effect on its external.
Define the following term:
Coefficient of superficial 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.
Give reason for the following
An ordinary glass bottle cracks when boiling water is poured into it, but a borosilicate glass bottle does not.
What type of glassware is used in laboratories? Why?
