Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 1 (Q.No. 48)
48.
Consider the following methods of preservation of timber :
1. Dipping
2. Brushing or spraying
3. Pressure impregnation
The correct sequence in decreasing order of the effectiveness of these methods of preservation is
1, 2, 3
2, 1, 3
3, 1, 2
3, 2, 1
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
4 comments Page 1 of 1.

Navneet said:   5 years ago
C is the correct option.

Dhanu said:   6 years ago
Yes, 3 1 2 is the answer.

Sagar said:   6 years ago
Yes, it must be C.

Chhaya said:   6 years ago
I think C is the right answer.

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