Civil Engineering - Building Materials - Discussion

Discussion Forum : Building Materials - Section 7 (Q.No. 35)
35.
The coefficient of hardness of stones used in road work should be greater than
10
12
15
17.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
12 comments Page 2 of 2.

Siva said:   4 years ago
@Santu.

What 20 denotes in the formula? Please explain.

Sajeer said:   4 years ago
Thank you all for explaining the answers.


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