Introduction To Mining Engineering - Study Mode
[#266] No winding rope, which has been in use for more than "A" years, shall be used for winding purpose. A is given by
Correct Answer
(C) 3.5 yrs
[#267] For hydraulic transportation of solids in pipelines, the ratio of the size of solids to the pipe diameter should not be more than
Correct Answer
(B) 1 : 3
[#268] Long wall mining method is best suitable for
Correct Answer
(A) fiat & moderately fiat seam
[#269] Based on the manpower, what should be the quantity of air supposed to flow through the in bye most galleries?
Correct Answer
(B) 6 m 3 /min
[#270] The current average OMS in Indian underground coal mine with SB technology having SDL/LHD is
Correct Answer
(A) 1.0