Question

In the context of testing of cements in the laboratory, consider the following statements:
Statement - 1: The Blaine method of determination of fineness is based on measurement on void ratio.
Statement - 2: The determination of initial and final setting time is based on change in penetration resistance over time due to continued hydration.
Which of the following is CORRECT ?

• A. Both statements are FALSE
• B. Both statements are TRUE
• C. Statement - 1 is FALSE and Statement - 2 is TRUE
• D. Statement - 1 is TRUE and Statement - 2 is FALSE

Answer 1

The correct option is C Statement - 1 is FALSE and Statement - 2 is TRUE

Statement 1 :
Blaine's method of determination of fineness is based on measurement of a specific surface.
Statement 2:
The determination of initial and final setting time is based on change in penetration resistance over time due to continued hydration.