Why does a column of mercury in a tube that is inverted in a dish of mercury have a height of about 760mm at sea level?

Question

asked Aug 28, 2020 146k views

1 Answer

Tyrick · Answer 1 · 2020-09-01T10:29:45+0000

Answer:

wrong category. However, that's because of air pressure on the mercury

P = ρ*g*h

P is the pressure

ρ is the density of the mercury

g is the acceleration due to gravity

h is the height of the mercury in the tube