Which of the following components of a mercury thermometer is responsible for keeping the level of mercury from falling even after you take it out of your mouth?

The bulb.

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Mercury.

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The capillary.

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The kink.

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Solution

The correct option is D
The kink.

The kink in a clinical thermometer is responsible for keeping the level of mercury in the thermometer from falling even after you take it out of your mouth. It helps in getting the accurate reading of the thermometer. Kinks are usually found only in clinical thermometers.

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Which of the following components of a mercury thermometer is responsible for keeping the level of mercury from falling even after you take it out of your mouth?

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