The smallest diameter of the particle (in mm correctly up to 3 decimals) with a specific gravity of 2.65 removed completely in a tank having a surface area of 300 m2 and treating 10 million liters of water per day is_____. Take dynamic viscosity as 1.03 centipoise.
[Assume temperature, T = 26oC]
1
0.031
2
0.021
3
0.029
4
0.041