Civil Engineering - UPSC Civil Service Exam Questions - Discussion


Consider the following steps :
1. Driving sheet piles surrounding a vibration-receiving structure.
2. Digging a trench around a source of vibration.
3. Placing rubber mountings between a machine causing vibration and its base. Active isolation of vibration can be achieved by

[A]. 1 and 2
[B]. 1 and 3
[C]. 2 and 3
[D]. 3 alone

Answer: Option B


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