Question

Microscopic soil particles have a very ___________

(a) Larger specific surface

(b) A larger volume

(c) Small specific surface

(d) Larger diameter

I got this question in homework.

Question is from Soils Classification topic in section Classification of Soils of Geotechnical Engineering I

Answer 1

Right choice is (a) Larger specific surface

To elaborate: As the specific surface increases as the size of the grain decreases. Therefore Microscopic particles have a large specific surface.