Mining Engineering > GATE 2025 > Ore Dilution
In a sublevel stope, a ringhole blast round is designed for winning 2500 tonne of ore with 8.0% metal content. The blast results into breakage of 90.0% of the design blast round. Overbreak of 250 tonne wallrock with 0.5% metal content dilutes the blasted ore. The total metal content, in tonne, considering 95% recovery of the blasted muck from the stope, is ______ (rounded off to 2 decimal places)
Correct : 169.58
Similar Questions
A trapezium has vertices marked as P, Q, R and S (in that order anticlockwise).
The side PQ is parallel to side SR.
Further, it is given that, PQ = 11 cm, QR...
Mosquitoes pose a threat to human health. Controlling mosquitoes using
chemicals may have undesired consequences. In Florida, authorities have used
geneticall...
Consider the following inequalities.
(i) 2π₯ β 1 > 7
(ii) 2π₯ β 9 < 1
Which one of the following expressions below satisfies the above two
inequalities?
Total Unique Visitors
Loading......