Introduction To Mining Engineering - Study Mode

[#71] Deflagration is
Correct Answer

(C) Rapid burning but not an explosion

[#72] Can you guess on the minimum production per day by a 10 m 3 electric rope shovel with 85 tonne dumper in India?
Correct Answer

(C) 4500 m 3

[#73] Setting of unloader valve of power pack can be changed by
Correct Answer

(D) manufacturer

[#74] Sublevel caving with semi-mechanized wire-netting system was first practiced in which of the following colliery in India with the help of French mining engineers?
Correct Answer

(D) gidi-A colliery

[#75] The point beyond which the mineral/coal can not be economically extracted is called
Correct Answer

(C) break-even ratio