Civil Engineering - Building Materials - Discussion

Discussion Forum : Building Materials - Section 4 (Q.No. 23)
23.
The main ingredient of a good quality brick earth, is
magnesia
lime
silica
alumina.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
68 comments Page 5 of 7.

Kunnu said:   8 years ago
Alumina is the main constituents in brick it provides clay plasticity.

Nagaraj Naik L G said:   8 years ago
Alumina is the right answer.

Deepakrawat said:   8 years ago
Silica may b the major constituent of the brick earth but a principal constituent of the brick earth is ALUMINA. So it's right.

Vijay vikram said:   8 years ago
Silica is the right answer.

Raisa said:   8 years ago
20% to 30% Alumina. 50% to 60% silica.

Ravi said:   8 years ago
Silica is the right answer.

Apan Majumder said:   8 years ago
Alumina because it impart plasticity.

Satish singh said:   8 years ago
I know that alumina = 20-30% & silica=50-60% but alumina considered main constituent of brick work.

Yashi Agarwal said:   8 years ago
Silica is the correct answer.

Vinay said:   8 years ago
Silica provides the strength to the brick and major constituent 50-60%. So C is correct answer.


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