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Computer Science Fundamentals System Design Objective
Apr 10, 2013

Pick up the correct statements from the following :

Choose the correct answer:
A) cracks appear on the plastered surface in the form of hair cracks
B) in brick work, the efflorescence is removed by applying a solution of zinc sulphate and water
C) excessive thermal variations in the backing or plaster causes the plaster to fall
D) All of these
Detailed Explanation

Option d is right answer.

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