Question

Why is kink present in a clinical thermometer?(Class 7)​

Answer 1

Answer:

Clinical thermometers:

Glass tube has a Celsius scale marked on it. It also has a kink (or constriction) in the glass tube just above the bulb containing mercury. The kink is to prevent back flow of mercury into the thermometer bulb when the thermometer is removed from the mouth of the patient.

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Answer 2

Answer:

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