What is the main disadvantage of geophysical surveys in dense urban areas?
A. High cost
B. Slow results
C. Interference from built-up structures
D. Requires lab calibration
Answer: Option C
Solution (By Examveda Team)
In urban areas, geophysical readings may be distorted due to noise, vibrations, and utility interference, reducing accuracy.This Question Belongs to Geological Engineering >> Site Investigation And Geotechnical Exploration
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