engineering recuitment KPSC JE Civil Mock Test 2020 Construction Materials and Management Bricks and Mortar
Consider the following statement
P) Crushing strength of first-class bricks should not be less than 14.0 N/mm2.
Q) Lime in the brick prevents shrinkage of the raw bricks.
R) Adding 5% and 6% of moisture by weight increases the volume of dry sand from 18% to 38%.
S) Gauged mortar is a mortar in which cement and lime both are mixed.
For the above statement, the correct option is?
1
P → True, Q → False, R → True, S → False
2
P → False, Q → True, R → False, S → True
3
P → True, Q → False, R → False, S → True
4
P → False, Q → True, R → True, S → True