Question

a kink near the bulb of a clinical thermometer prevents mercury level from falling of it's own.
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Answer 1

Answer:

Moreover, a laboratory thermometer does not have a kink, so the mercury falls on its own upon removing it from the body orifice. Thus, it does not give accurate temperature of the human body.

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Answer 2

Answer:

kink

In clinical thermometers, there is a small bent at the bottom of the tube containing mercury. It is called a kink. The kink prevents the mercury level from falling down on its own. Due to this, the temperature does not decrease immediately after removing the thermometer from the mouth.

Explanation:

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