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What is the difference between how a mercury barometer and an aneroid barometer measure air pressure?​

User Jsonbourne
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Answer:

Aneroid barometer and mercury barometer are such two types. The main difference between aneroid and mercury barometer is that aneroid barometer measures the atmospheric pressure using the expansion of a metal whereas mercury barometer measures the atmospheric pressure by adjusting the height of mercury inside a tube.

Step-by-step explanation:

User Sarbbottam
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