Convert a pressure of `76 cm` of mercury into `Nm^(-2)`. Density of mercury is `13.6 gm//c c`.

Calculate the height of a water column which will exert on its base the same pressure as the 70 cm column of mercury. Density of mercury is 13.6 "g cm"^(-3)

Calculate the pressure at the bottom of a fresh water lake of depth 10 m. The atmospheric pressure = 76 cm of mercury and the density of mercury = 13.6g*cm^(-3) .

Convert 76 cm of mercury pressure into "Nm"^(-2) using the method of dimensions.

Convert 76cm of mercury pressure into Nm^(-2) using the method of dimensions.