Q281
Open questionThe stoper employed for drilling
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Q282
Open questionPull shovel also termed as . . . . . . . .
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Q283
Open questionThe bench height in mechanised quarry in rock more than
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Q284
Open questionThe machine employed in open cast mines for levelling the roads.
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Q285
Open questionPit limit optimization : Optimization techniques are
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Q286
Open questionSuitable bench height for 3.5 cu.m shovel is
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Q287
Open questionOver burden may be drumped in the area from which coal is extracted, operation called
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Q288
Open questionThe instrument used quarry face and bore hole surveying is named as . . . . . . . .
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Q289
Open questionFor selecting the location of substations the factor to be considered are
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Q290
Open questionCoupling driving also called
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Q291
Open questionFor every one degree deviation of slope angle changes the volume of quarried ground by above . . . . . . . .
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Q292
Open questionThe width of the floor should not be less than the height of . . . . . . . .
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Q293
Open questionJack hammer drills the holes of
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Q294
Open questionWhere the height of shakhi pillar exceed 1.5 m the base of witness pillar should be less than in diameter.
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Q295
Open questionIn which mining gives high output per man shift.
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Q296
Open questionMaximum capacity of the bucket of BWE.
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Q297
Open questionThe following equipment com moly used for over casting (or) side casting.
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Q298
Open questionThe ripper tractor speed during ripping is . . . . . . . .
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Q299
Open questionLease holder can not abandon a mine (or) part there of
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