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Geological Engineering · Q46

Groundwater and Hydrogeology

Engineering and GATE · Geological Engineering · question 46

Q46

Which method is most commonly used for groundwater exploration?

A.
Gravity survey
B.
Resistivity survey
Answer
C.
Magnetic survey
D.
Seismic reflection

Answer: Option B

Solution

Answer: Option B
Solution:
Resistivity survey is widely used in groundwater exploration because it can detect changes in subsurface moisture content.Wet zones conduct electricity better, making them detectable.