81. The stoper employed for drilling
82. Pull shovel also termed as . . . . . . . .
83. The bench height in mechanised quarry in rock more than
84. The machine employed in open cast mines for levelling the roads.
85. Pit limit optimization : Optimization techniques are
86. Suitable bench height for 3.5 cu.m shovel is
87. Over burden may be drumped in the area from which coal is extracted, operation called
88. The instrument used quarry face and bore hole surveying is named as . . . . . . . .
89. For selecting the location of substations the factor to be considered are
90. Coupling driving also called
Read More Section(Opencast Mining)
Each Section contains maximum 100 MCQs question on Opencast Mining. To get more questions visit other sections.