Fluid Mechanics

[roshan2004]

1. The problem statement, all variables and given/known data

A vessel of cross section 20 cm2 has at the bottom a horizontal capillary tube of length 10 cm and internal diameter 0.5 mm. It is initially filled with water to a height of 50 cm. Find the time taken to empty one half of the content in the vessel. Viscosity of water is 0.01 kgm-1s-1

2. Relevant equations

Poiseuille Equation

3. The attempt at a solution

[tiny-tim]

hi roshan2004! :wink:

show us what you've tried, and where you're stuck, and then we'll know how to help! :smile: