Question

A water tank contains 1.3m deep water .The pressure exerted by water per metre length of tank is

Answer 1

P = hpg , p = density of water 1000kg/m3 , g = 10m/s2 . P = 1.3 ×1000 × 10 = 13000n/m2 . pressure per unit length = ptotal/length = 13000/1.3 = 10^4pascal/m