Teaching HPSC Lecturer (Technical) Mock Test 2024 Construction Materials and Management Bricks and Mortar
Consider the following statements :
A. Efflorescence is the appearance of white powder on the surface of bricks.
B. Efflorescence is caused by the presence of chalk in the brick earth.
C. Moderate efflorescence - covering upto 50% area of the brick.
D. Moderate efflorescence - covering less than 10% area of brick.
Which of the above statements is/are correct?
1
A and B
2
B and C
3
B and D
4
A and C
5
Question Not Attempted