Home / MCQ Bank / Mining Engineering
Mining Engineering Rock Mechanics And Roof Supporting Difficulty: Medium

For a typical hard rock with E = 10 5 Mpa and Poisson's ratio $$\left( \upsilon \right)$$ = 0.25, the modulus of rigidity in GPa is

Select the correct option to test your answer:

More Mining Engineering Questions

A bunker-conveyor system as shown in the figure works under the following scheme: i. Bunker and two conveyors running ii. Bunker and either of the two conveyors running If the bunker and the two conveyors have identical reliability of 0.9. the system reliability is This method is used for mining narrow veins or pay streaks, where the ore occurs as a distinct band and can be separated easily from the wall rocks. The method of mining is known as Hardness of Dolomite If the rope made up of 6 strands, each strand made by 7 wires . . . . . . . . Ascensional and homotropal ventilationis normally adopted to ventilate in inclined longwall face is