Drilling And Blasting - Study Mode
[#756] Low explosive fired by
Correct Answer
(D) Ignition
[#757] The basic principle behind the pressure survey in a mine is depend as . . . . . . . . theorem.
Correct Answer
(B) Bernouili's
[#758] What is the characteristic of velocities considered in Euler's equation.
Correct Answer
(A) It is the average velocity over the cross section perpendicular to the direction of flow
[#759] If the electricity is used the motors, switch gears and transformers should be provided with . . . . . . . . enclosures.
Correct Answer
(D) Flame proof
[#760] Horizontal roadway driven within ore body between h/w and f/w right angles to drift.
Correct Answer
(A) Cross drive