Home / MCQ Bank / Mining Engineering
Mining Engineering Opencast Mining Difficulty: Medium

In India coal seams with inclination as steep as . . . . . . . . have been worked by mechanical open cast.

Select the correct option to test your answer:

More Mining Engineering Questions

'T' Chisal used in Ladder ways are used for men, what is the extended length of ladder above the maith. For ventilating a heading, drift or tunnel. The effective position of box cut for a deposit whose OB ratio: ore is least should be A block ore between two levels 30 m apart is 40 m long. The ore body thickness, specific gravity and grade are 2 m, 2.8 and 2% respectively. The tonnage of copper available in the block of ore is