Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 4 (Q.No. 16)
16.
Ordinary Portland cement is manufactured from
lime stone and clay
gypsum and lime
pozzolana
lime, pozzolana and clay.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
27 comments Page 1 of 3.

Agha Bilal said:   6 months ago
Option A is the correct answer.

Bir Bahadur Thokar said:   1 year ago
I think A is the correct option.

Bugti Mehdi said:   2 years ago
Option A is correct.

The main constituents of Portland cement are argillaceous and calcareous materials.

Argillaceous materials are clay, shale, etc.
Calcareous materials are limestone, Chalk, etc.
(1)

Muhammad Rafique Rana said:   3 years ago
To make Portland cement, clay, shale and limestone is ground to a powder and baked in a kiln. The baked mixture forms clods (clinkers), which are then ground up and mixed with gypsum.

Narendra said:   4 years ago
I think A is the correct answer.
(1)

Shivram said:   4 years ago
A is the correct answer.
(1)

Bibek said:   4 years ago
I think A is the correct answer.
(1)

Akash said:   4 years ago
A should be the correct option.
(2)

Billu said:   6 years ago
Pozzolana contains silicious properties. So why not D?
(1)

Rajan pokhrel said:   6 years ago
Option A Gypsum is only a small amount so the correct answer is limestone and clay.
(1)


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