Question

The soil portion passing through 4.75 mm sieve is washed for further sieve analysis.

(a) True

(b) False

The question was asked during an interview.

This intriguing question comes from Sieve Analysis topic in chapter Index Properties Determination of Geotechnical Engineering I

Answer 1

Correct answer is (a) True

The explanation is: It is advisable to wash the soil portion passing through 4.75 mm sieve so that silt and cay particles sticking to the sand particles may be dislodged.