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A barometer made of very narrow tube is placed at normal tempe
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A barometer made of very narrow tube is placed at normal temperature and pressure. The coefficient of volume expansion of mercury is per and that of the tube is negligible. The temperature of mercury in the barometer is now raised by C, but the temperature of the atmosphere does not change. Then the mercury height in the tube remains unchanged.

A
True

B
False

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A barometer made of very narrow tube is placed at normal temperature and pressure. The coefficient of volume expansion of mercury is per and that of the tube is negligible. The temperature of mercury in the barometer is now raised by C, but the temperature of the atmosphere does not change. Then the mercury height in the tube remains unchanged.
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Since volume of mercury increases the density of mercury decreases.
Non more height of the liquid will be req to lealance the atm pressure
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Question Text
A barometer made of very narrow tube is placed at normal temperature and pressure. The coefficient of volume expansion of mercury is per and that of the tube is negligible. The temperature of mercury in the barometer is now raised by C, but the temperature of the atmosphere does not change. Then the mercury height in the tube remains unchanged.
Answer TypeText solution:1
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