The temperature range of a clinical thermometer doesnot drop when it is taken out of the mouth
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• The answer lies in the construction of the thermometer. It comprises of internal glass tube with a kink.
• When device is placed inside the mouth, it connects with the heat of the body.
• Mercury expands due to the increase in the body temperature.
• After shak the thermometer it returns to the bulb.
• When device is placed inside the mouth, it connects with the heat of the body.
• Mercury expands due to the increase in the body temperature.
• After shak the thermometer it returns to the bulb.
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