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Question

Shrinkage in a concrete slab

A
Causes shear cracks
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B
Causes tension cracks
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C
Causes compression cracks
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D
Does not cause any cracking
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Solution

The correct option is B Causes tension cracks
(b)
Cracks are developed when tensile stresses and strains are caused during shrinkage due to restraint. Thus shrinkage causes tension cracks

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