Q21
What is the main use of cross-hole seismic testing?
A.
Earthquake prediction
B.
Pavement design
C.
Determining in-situ seismic velocity
AnswerD.
Detecting magnetic anomalies
Answer: Option C
Solution
Answer: Option C
Solution:
Cross-hole seismic testing involves generating waves in one borehole and recording in another to accurately determine in-situ wave velocities.