1.

Use of coarser cement particles leads to:(a) Low durability(b) Higher strength(c) Low consistency(d) Higher soundnessI have been asked this question during an interview.The origin of the question is Properties of Cement topic in chapter Materials for Construction of Basic Civil Engineering

Answer»

Correct choice is (a) Low durability

The best I can explain: For COARSER PARTICLES, HYDRATION starts on the SURFACE of particles, hence, it might not be completely hydrated.This causes low strength and low durability.



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