Question

Express 10mm of Hg pressure in Pascal (g = 10 m/s2)
please help

Answer 1

Given,

g = 10 m/s²

Height (h) = 10 mm

= 10/1000 m

= 0.01 m

Density of Mercury (p) = 13600 kg/m³

Pressure (P) = hpg

= (0.01*13600*10) Pa

= 1360 Pa or, 1360 N/m²

I hope this helps.