why does a clincal thermomeyer have akink in its stem
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The kink regulates the in and out flow of mercury from the bulb, making the rise and fall in level of mercury in the tube slow. ... Therefore, the kink near the bulb in a clinical thermometer prevents the level of mercury from falling when taken out of the mouth.
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Explanation:
The stem of the thermometer consists of a thin capillary tube. The capillary tube is scaled to show the temperature. Therefore, the kink near the bulb in a clinical thermometer prevents the level of mercury from falling when taken out of the mouth.
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