Drilling And Blasting - Study Mode
[#501] The example for High density explosives
Correct Answer
(C) Nitroglycerne
[#502] What happens of the booster fan is placed too for inbye of the neutral point in either intake or return.
Correct Answer
(B) Recirculation occur
[#503] As per the statute the key of the firing apparatus shall be retained throughout the shift in the possession of
Correct Answer
(D) Shotfirer
[#504] In no case shall the well insulated cable be less than A m long as per CMR 2017. A is given by
Correct Answer
(D) 50 m
[#505] In case of steep seam the shape of pillar should be . . . . . . . .
Correct Answer
(B) Rectangular