Question

Convert 1mm of Hg into pascal take density of Hg=13.6×10^3 kg m^-3 and g=9.8 ms^-2

Answer 1

Solution:

given,
h= 1mm => 0.001m
density(p) = 13.6 *103 kg/m3 
g = 9.8 m/s2 
pressure = hpg
​             = 0.001(13.6*103) * 9.8
              = 133.28 Pa