Q43
Which equipment is commonly used in mechanized mine development?
A.
Shovels
B.
Draglines
C.
Jumbo drill
AnswerD.
Cutter suction dredger
Answer: Option C
Solution
Answer: Option C
Solution:
Jumbo drill is a mechanized drilling machine for tunnel and drift development.The correct answer is: Jumbo drillIt ensures precision drilling of blast holes in hard rock.Draglines are for surface mining; dredgers for marine mining.