Sample Question DGMS exam

Sample Question : 1

Q.1Formation of square pillar of 42 m x 42 m (center to center) surrendered  by 3.6 m wide gallery, will cause?

a. 16.4% of coal extraction during pillar formation

b  30.5% of coal extraction during pillar formation

c. 22.6%  of coal extraction during pillar formation

d. 54.2%  of coal extraction during pillar formation

e. None of the above

 

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Sample Question : 2

 Q.2 Rescue Room shall be established when more than ___________  persons employed, and rescue station shall be within radius of ________________ km.

a.   500 & 50

b.  100 & 35

c.   200 & 35

d.  300 & 50

e.   100 & 50           

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