Question

Hello everyone and happy independence day, It would be great if anyone could explain me on the fortin's barometer and the aneroid barometer precisely and in simple words.

Answer 1

Answer:

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Explanation:

Barometer, device used to measure atmospheric pressure. Because atmospheric pressure changes with distance above or below sea level, a barometer can also be used to measure altitude. There are two main types of barometers: mercury and aneroid.

Fortin barometer A mercury barometer that requires the accurate setting of the mercury level at a fixed point (scale zero, see fiducial point). The reading of the mercury height is then taken by adjusting a vernier scale to the top of the mercury column. The barometer was invented early in the nineteenth century by Jean Fortin