Q21
What does a cone of depression represent in hydrogeology?
A.
A sinkhole forming in rock
B.
A surface collapse from mining
C.
A dip in water table due to pumping
AnswerD.
A low in terrain
Answer: Option C
Solution
Answer: Option C
Solution:
A cone of depression forms when water is drawn from a well, creating a lowered water table around the well.It reflects the drawdown effect of pumping.