Drilling And Blasting - Study Mode

[#401] A rescue station is under the control of . . . . . . . .
Correct Answer

(C) Superntendent

[#402] Cactus grab is employed in . . . . . . . .
Correct Answer

(A) Shaft sinking

[#403] Every shot-firing apparatus needs to be tested at what minimum intervals as stated in CMR 2017?
Correct Answer

(B) Once in every 3 months

[#404] Conditions for deep hole blasting shall be specified in a general order by whom?
Correct Answer

(B) CI

[#405] In a sealed off fire area as the O 2 of the trapped mine air consumed its pressure becomes less than the atmospheric air of the mine and fresh air leaks in to fire area, called.
Correct Answer

(B) Breathing