Answer:
The atmospheric pressure is .
Explanation:
Given that,
Atmospheric pressure
drop height h'= 27.1 mm
Density of mercury
We need to calculate the height
Using formula of pressure
Put the value into the formula
We need to calculate the new height
We need to calculate the atmospheric pressure
Using formula of atmospheric pressure
Put the value into the formula
Hence, The atmospheric pressure is .
D.to bring light together
Try this option, the answers are marked with colour.
The answer is A. Human Society.