Question

why we use mercury for measuring temp

Answer 1

Explanation:

QUESTION : why we use mercury for measuring temp?

ANSWER : Mercury is the only one in liquid state at room temperature. It's used in thermometers because it has high coefficient of expansion. Hence, the slightest change in temperature is notable when it's used in a thermometer. It also has a high boiling point which makes it very suitable to measure higher temperatures.

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Answer 2

Explanation:

Mercury is used in thermometer as it has high boiling point which make it suitable for measuring at high temperatures