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Civil Engineering - Concrete Technology

Exercise : Concrete Technology - Section 5
1.
Concrete is unsuitable for compaction by a vibrator if it is
dry
earth moist
semi-plastic
plastic
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Inert material of a cement concrete mix, is
water
cement
aggregate
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Sands of zone I are
coarse
medium
medium to fine
fine.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
The lower water cement ratio in concrete, introduces
smaller creep and shrinkage
greater density and smaller permeability
improved frost resistance
greater wear resistance and improved bond strength
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
The cement becomes useless if its absorbed moisture content exceeds
1%
2%
3%
4%
5%
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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