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प्रश्न
Define the following term:
Coefficient of superficial expansion
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उत्तर
The coefficient of superficial expansion is equal to the change in the area of a rod of area 1m2 when its temperature rises by 1°c.
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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.
A longer rod expands ........... than a shorter rod on being heated to the same temperature.
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State one application of thermal expansion of liquids.
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Complete the following sentence:
When ice melts its volume ______ and density _______.
Explain thermal expansion with suitable examples.
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