Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 16 (Q.No. 8)
8.
Which one of the following is the correct statement ? Penetration to know bitumen grade is measured in
one-hundredth of mm
one-tenth of mm
one-tenth of an inch
one micron
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.

Umesh H A said:   7 years ago
80 grade bitumen represents. The needle has penetrated to 8mm.

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