Civil Engineering - UPSC Civil Service Exam Questions - Discussion

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

[A]. 1, 2, 3
[B]. 2, 1, 3
[C]. 3, 1, 2
[D]. 3, 2, 1

Answer: Option C

Explanation:

No answer description available for this question.

Chhaya said: (May 8, 2017)  
I think C is the right answer.

Sagar said: (Jun 24, 2017)  
Yes, it must be C.

Dhanu said: (Sep 19, 2017)  
Yes, 3 1 2 is the answer.

Navneet said: (Apr 6, 2018)  
C is the correct option.

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