What is the main advantage of geophysical methods in site investigation?
A. Costly but detailed
B. Require laboratory tests
C. Quick and non-invasive
D. Inaccurate at depth
Answer: Option C
Solution (By Examveda Team)
Geophysical methods are generally non-invasive, rapid, and cost-effective for preliminary subsurface investigations without excavation.This Question Belongs to Geological Engineering >> Geophysical Methods In Engineering
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