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प्रश्न
Why is it advised not to hold the thermometer by its bulb while reading it?
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उत्तर
It is advised not to hold the thermometer by its bulb while reading it because on holding a thermometer by its bulb, the mercury in the bulb expands due to our body temperature and gives a false reading.
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संबंधित प्रश्न
In thermometer when bulb comes in contact with hot object, liquid inside it ______.
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The common laboratory thermometer is a ______ thermometer
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Mention the use of laboratory thermometers.
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