Opencast Mining - Study Mode
[#86] Major defficiencies with auger mining are
Correct Answer
(D) All of these
[#87] An open excavation of traps zodial section.
Correct Answer
(B) Trench
[#88] The line of intersection of the quarry side with its floor.
Correct Answer
(A) Toe of highwall
[#89] Main advantage of super elevation is
Correct Answer
(D) All these
[#90] Unless specially permitted by Chief Inspector of DGMS, on road shall have a grediant steeper than
Correct Answer
(A) 1 in 14