UPSC Civil Service Exam Questions

Q1: Consider the following statements :
A high lime content in a composite cement-lime mortor results in
1. slow hardening.
2. quick setting.
3. weaker mortar.
Of these statements :

A 2 and 3 are correct

B 1 and 2 are correct

C 1 and 3 are correct

D 1, 2 and 3 are correct

ANS:B - 1 and 2 are correct

Option C is correct.

The addition of lime increases plasticity, so the quick setting option is wrong and the addition of more lime replaces cement content which is the result of a weaker mix.



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