Question

What is the final setting time?

(a) The time at which cement paste loses its plasticity

(b) The time to reach that stage at which cement paste loses its elasticity

(c) The time at which cement paste gains its plasticity

(d) The time when cement paste becomes hardened

I have been asked this question at a job interview.

I'm obligated to ask this question of Setting Time Test topic in chapter Types of Cement and Testing of Cement of Concrete Technology

Answer 1

Correct option is (a) The time at which cement paste loses its plasticity

Easiest explanation: The final setting is defined as the time taken to reach the cement paste to become into a hardened mass.