Mining Engineering > GATE 2026 > Mine Methods - Cut and Fill Stoping
A regular shaped cut and fill stope is shown. Pillars of size 4 m × 4 m are left at an interval of 13 m along the length of the stope (255 m long, 6.0 m wide). If the density of the mined ore is 2.5 tonne m-3, and slices are extracted to the full stope width, the total tonnage of ore recovered from the 1st slice (4.8 m thick) of the stope is ___________ ×103. (rounded off to one decimal place)

Correct : 14.7

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...
#4 MCQ
Mosquitoes pose a threat to human health. Controlling mosquitoes using chemicals may have undesired consequences. In Florida, authorities have used geneticall...
#6 MCQ
Consider the following inequalities. (i) 2π‘₯ βˆ’ 1 > 7 (ii) 2π‘₯ βˆ’ 9 < 1 Which one of the following expressions below satisfies the above two inequalities?
#7 MCQ

Related Topics

No tags found

Unique Visitor Count

Total Unique Visitors

Loading......