Civil Engineering MCQAE Level Civil Engineering
Drying shrinkage of concrete is mainly due to:
Building MaterialsConstruction Materials, Practices, Planning and ManagementHARD
Choose the correct answer
A
increase of aggregate size only
B
sulphate attack only
C
steel yielding
D
loss of moisture from hardened cement paste
Correct Answer
D. loss of moisture from hardened cement paste
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As hardened paste loses moisture, capillary tension and gel changes cause shrinkage.
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