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Question
Write true or false for a given statement.
A mercury thermometer makes use of the property of the expansion of liquids on heating.
Options
True
False
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Solution
True.
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RELATED QUESTIONS
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On heating a body, its temperature _______.
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Liquids expand _______ than the solids.
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Why are gaps left between successive rails on a railway track ?
An empty glass bottle is fitted with a narrow tube at its mouth. The open end of the tube is kept in a beaker containing water. When the bottle is heated, bubbles of air are seen escaping into the water. Explain the reason.
State which expands more, when heated to the same temperature : solid, liquid or gas ?
Why do we use cooking utensils made up of copper.
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Why are chimneys provided over furnace in factories?
Match the following
| 1. | Solid to liquid | a. | Condensation |
| 2. | Liquid to gas | b. | Deposition |
| 3. | Gas to solid | c. | Melting |
| 4. | Gas to liquid | d. | Vaporization |
