Civil Engineering MCQCivil Engineering (Shared)
Admixtures should be used in concrete only when:
Materials & ConstructionAdmixturesMEDIUM
Choose the correct answer
A
They are always cheaper
B
Their effect is established and they are used with proper control
C
No trial mixes are needed
D
Cement content is zero
Correct Answer
B. Their effect is established and they are used with proper control
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Admixtures are permitted subject to proper evaluation, compatibility and control. Reference: Clause 5.5 | Page: verify from your official BIS copy/PDF pagination
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This MCQ belongs to IS 456:2000 Premium Series. Full tests include timed attempts, rank comparison and subject-wise analysis.