Question
The barometric height at sea level is 76cm of mercury while at a point on a highland it is 74cm of mercury. What is the altitude of the point? (Take g = 10m/s2 , density of mercury = 13600kg/m3 and density of air as 1.25kg/m3)
Answer
![Physics Form 2 Question](../../../images/secondary/physics/phy-0025-a.jpg)