Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 2 (Q.No. 47)
47.
Addition of pozzolana to cement
decreases workability
increases strength
increases heat of hydration
decreases curing time
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
20 comments Page 2 of 2.

Mohammad davood said:   8 years ago
B is right option because pozzolanas react with cuso4 produced during hydration and increases hydration product.

P.Uday Teja Reddy said:   9 years ago
Most of the bits are wrong.

Ca(OH)2 + pozzolana = C-S-H (Denser Gel).
There by increasing the Strength.

Arvind Singh rathore said:   10 years ago
Answer should B. Because pozzolana have property of increasing strength, by reaction with cement.

Prashant said:   6 years ago
It should option B.

By adding pozzolana to cement it will increase the strength.
(5)

Anuj kumar said:   10 years ago
Increase setting time of cement so option E is correct.

Amit said:   9 years ago
Pozzolana. Responsible for quick setting so option E.

Sumit patil said:   1 decade ago
Please tell me answer of this question.

Abid said:   9 years ago
B is the correct option. I agree.

Rombo said:   9 years ago
Yes, b is the correct answer.

Madan Gorathoki said:   1 decade ago
What is heat of hydration?


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