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Civil Engineering - Concrete Technology

Exercise : Concrete Technology - Section 5
36.
An aggregate is known as cyclopean aggregate if its size is more than
4.75 mm
30 mm
60 mm
75 mm
90 mm.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
The main object of compaction of concrete, is:
to eliminate air holes
to achieve maximum density
to provide initimate contact between the concrete and embedded materials
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
Pick up the correct statement from the following:
The quality of water governs the strength of concrete
The quantity of water required for concreting, depends upon the grading of aggregate amd method of compaction
10% excess of water reduces the strength of concrete by 15%
30% excess of water reduces the strength of concrete by 50%
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
Particles of 0.002 mm size are that of
clay
sand
gravel
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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