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What is the main advantage of geophysical methods in site investigations...

This question belongs to Geological Engineering Site Investigation And Geotechnical Exploration
Site Investigation and Geotechnical Exploration
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What is the main advantage of geophysical methods in site investigations?

Answer & Solution
Correct Answer: Option C
Geophysical methods like seismic or resistivity surveys allow non-invasive, wide-area coverage for subsurface profiling, especially in preliminary investigations.
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