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Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 2 (Q.No. 11)
Concrete Technology
11.
Hardening of cement occurs at
rapid rate during the first few days and afterwards it continues to increase at a decreased rate
slow rate during the first few days and afterwards it continues to increase at a rapid rate
uniform rate throughout its age
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
74 comments Page 3 of 8.
Anirudh said:   9 years ago
I think the answer should be A.
Swapnil pokulwar said:   9 years ago
The question is about cement not on concrete so it's correct no need to rectify it.
Manu said:   9 years ago
Yes, I too agree the right answer is A.
Manish said:   9 years ago
No doubt, the correct answer is A.
Mopi said:   9 years ago
Mainly Due to Hydration of cement only concrete matrix is formed and also strength achievement. Then C2S is responsible for ultimate strength means, why the rate of hydration occurs for longer period.
Venkat said:   9 years ago
Answer a correct. I also agree with it.
Harshdeep said:   9 years ago
It is cement not concrete. So it setting hardening depends upon many factor and one is type of cement.
(1)
Sujeet said:   8 years ago
Yes, I also agree that option A is correct.
Zahir said:   8 years ago
The correct answer is A because in first 7 days it gains 66% of strength after 28 days it is assumed to gain full strength but after 28 days also there will be an increase in strength gain at the lower rate.
Dipankar halder said:   8 years ago
Yes, option A is correct.
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