When the laboratory thermometer is taken out of boiling water and the reading is taken after 5 minutes, it will show $100^{\circ} C$ .

Say True or False.

True

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False

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Solution

The correct option is B
False

We know that kink is not present in a laboratory thermometer, thus the mercury level changes as the temperature around the mercury bulb changes. So, in order to read the correct temperature the substance should surround the mercury bulb from all sides.

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