Q61
The term �rockburst� refers to:
A.
Sudden rock fall in open pit
B.
Explosive failure of overstressed rock
AnswerC.
Water seepage in tunnels
D.
Collapse due to soil liquefaction
Answer: Option B
Solution
Answer: Option B
Solution:
Rockburst is the sudden and violent failure of rock in underground excavations caused by high stress. It typically occurs in deep tunnels or mines where rock exceeds its strength limit.