Civil Engineering - Concrete Technology - Discussion
Discussion Forum : Concrete Technology - Section 2 (Q.No. 11)
11.
Hardening of cement occurs at
Discussion:
74 comments Page 4 of 8.
Farhat Ullah said:
5 years ago
The answer should be A.
Bonjamo said:
5 years ago
A is the correct answer for CONCRETE since the strength of concrete after one year compared to 28 days strength is 20 to 25% more.
D is the correct answer for CEMENT since cement final setting time is about 10 hours.
D is the correct answer for CEMENT since cement final setting time is about 10 hours.
Muneer said:
4 years ago
Hardening occurs rapidly during first few days and continues at the slow rate indefinitely.
Hima said:
4 years ago
Hardness of cement occurs with in 30 minutes to 600 minutes (10 hours).
As Hardness of Cement or Concrete is due to from their Initial and final setting times.
As Hardness of Cement or Concrete is due to from their Initial and final setting times.
Dorna said:
4 years ago
According to the high alumina cement, OPC, PPC, rHpc, studying all nature.
The answer must be D.
The answer must be D.
Mir said:
3 years ago
Agree with you @Jaggu.
Agha Bilal said:
7 months ago
Thanks @Sudip Kandel.
Option (D) None of these is correct.
Option (D) None of these is correct.
Hhh said:
4 months ago
Hardening and setting time are different things. though cement may set in 10hrs but hardening continues and A is correct
Jaggu said:
9 years ago
I think option A is right answer.
Sushan said:
9 years ago
Guys it is saying about cement not concrete. So option D is the correct answer.
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