List I enlists type of crack, List II provides causes of crack. Match the type of crack with its causes of crack.
List I
i. Plastic settlement
ii. Plastic shrinkage
iii. Crazing
iv. Alkali aggregate reaction
List II
A. Impermeable formwork
B. Excess bleeding
C. Reactive aggregate and high alkaline cement
D. Rapid early drying
ANSWER= (C) i-B, ii-D, iii-A, iv-C
Explain:- Correct answer for question Scouring: Water moving upwards against form face is (C) i-B, ii-D, iii-A, iv-C
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