Science, asked by namanmarkan3, 5 hours ago

Why does the mercury not fall or rise in a clinical thermometer

when taken out of mouth?​

Answers

Answered by crankybirds30
4

Answer:

"The mercury level in the glass tube of a clinical thermometer is prevented from falling on its own when its bulb is removed from the mouth of a patient because the mercury thermometers are designed with a narrow constriction at the bottom of the readout tube."

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