Opencast Mining - Study Mode
[#131] The overall over burden handling process can be divided into
Correct Answer
(D) All of these
[#132] The drill that can drill holes any angle and down to death of 18 - 45 m.
Correct Answer
(C) Wagon drill
[#133] The dumped over burden is decoaled should not roll down at coal benches when assumes its . . . . . . . .
Correct Answer
(A) Angle of repose
[#134] Ripper can be compared with
Correct Answer
(B) Farmer's plough
[#135] Two workers one driller and one helper can drill . . . . . . . . number of holes of . . . . . . . . deep.
Correct Answer
(A) 40 - 50 and 1.5 m