What does Vertical Seismic Profiling (VSP) involve?
A. Seismic measurements at the surface
B. Seismic signals recorded in boreholes
C. Recording wave reflections at faults
D. Cross-hole tomography
Answer: Option B
Solution (By Examveda Team)
VSP involves placing receivers down a borehole while the source is on the surface to get high-resolution seismic data near the borehole.Which geophysical method uses electrical resistivity to study subsurface layers?
A. Seismic reflection
B. Electrical resistivity method
C. Gravity method
D. Magnetic method
What is the primary physical property measured in the seismic refraction method?
A. Electrical resistivity
B. Density
C. Seismic wave velocity
D. Magnetic susceptibility
The magnetic method in geophysics is used to detect:
A. Density contrasts
B. Magnetic anomalies
C. Water table depth
D. Pore pressure
Ground Penetrating Radar (GPR) is most effective in detecting:
A. Subsurface water
B. Magnetic minerals
C. Airborne pollutants
D. Earthquakes

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