Civil Engineering MCQJE Level Civil Engineering
Efflorescence of bricks is due to
Building MaterialsBuilding MaterialsMEDIUM
Choose the correct answer
A
soluble salts present in the clay used for making bricks
B
high porosity of bricks
C
high silt content in the soil used
D
excessive burning of bricks
Correct Answer
A. soluble salts present in the clay used for making bricks
Why is this the answer?
Efflorescence is the white deposit left when soluble salts in the brick migrate to the surface and crystallise.
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This MCQ belongs to WBPSC JE (Civil) Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.