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Civil Engineering - Concrete Technology

Exercise : Concrete Technology - Section 3
11.
Slump test of concrete is a meausre ofits
consistency
compressive strength
tensile strength
impact value.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
According to Water-Cement Ratio Law, the strength of workable plastic concrete
depends upon the amount of water used in the mix
does not depend upon the quality of cement mixed with aggregates
does not depend upon the quanity of cement mixed with aggregates
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Pick up the incorrect statement from the following:
In properly graded aggregates, bulk density is more
In single size aggregates, bulk density is least
In single size aggregates, bulk density is maximum
None of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Saw dust can be rendered chemically inert by boiling it in water containing
ferrous sulphate
potassium chloride
ammonia
nitric acid
sulphuric acid.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Pick up the correct statement from the following:
High percentage of C3S and low percentage of C2S cause rapid hardening
High percentage of C3S and low percentage of C2S make the cement less resistive to chemical attack
Low percentage of C3S and high percentage of C2S contribute to slow hardening
Low percentage of C3S and high percentage of C2S provide greater resistance to chemical attack
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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