Mine Legislation And General Safety - Study Mode

[#181] Why galleries are sometimes staggered?
Correct Answer

(B) to avoid excessive exposure of roof at a place

[#182] In every mine in which a mechanical ventilator in use, the quantity of air shall, once atleast in every . . . . . . . . days, be measured.
Correct Answer

(A) 14

[#183] Determination of percentage of inflammable gas shall be made by a . . . . . . . . person by means of an Apparatus approved by CI of mins.
Correct Answer

(D) Competent person

[#184] Coal gallery of the seam height should not exceed . . . . . . . . meters.
Correct Answer

(B) 3

[#185] Identify one of the following conditions which does attract the provision of prohibiting the use of any rope for winding
Correct Answer

(B) rope which has been spliced