Soil Mechanics and Foundation Engineering

Q1: Stoke's law does not hold good if the size of particle is smaller than

A 0.0002 mm

B 0.002 mm

C 0.02 mm

D 0.2 mm

ANS:A - 0.0002 mm

Sphere of diameter larger than 0.2 mm falling through water cause turbulence, whereas for spheres with diameter less than 0.0002mm Brownian motion take place and the velocity of settlement is too small for accurate measurement.



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