Question

Illustrate with the help of a labelled diagram of a simple barometer that the atmospheric pressure at a place is 76cm of Hg

Answer 1

I think you should check this on YouTube otherwise maybe only scientist can answer it.

Answer 2

Answer:

Barometric height used as a unit to express the atmospheric pressure because atmospheric pressure holds the mercury in the tube, so the height of mercury is used as a unit to express the atIt is the atmospheric pressure acting on the surface of the mercury in the trough that supports the vertical mercury column. Hence, barometric height is used as unit to express the atmospheric pressure