Correct Answer:
Option A - The degree of fineness of cement is the measure the mean size of the grains in it. There are three methods for testing fineness–
1. Sieve method
2. Air permeability method–
(a) Nurse method
(b) Blain's method
3. Sedimentation method–
(a) Wagner turbidimeter method
Soundness test– Le-Chatelier/Auto clave test
Consistency test– Vicat apparatus
Strength– Compressive strength test
A. The degree of fineness of cement is the measure the mean size of the grains in it. There are three methods for testing fineness–
1. Sieve method
2. Air permeability method–
(a) Nurse method
(b) Blain's method
3. Sedimentation method–
(a) Wagner turbidimeter method
Soundness test– Le-Chatelier/Auto clave test
Consistency test– Vicat apparatus
Strength– Compressive strength test