Mining Engineering · all questions

Introduction to Mining Engineering
practice.

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Q141

In case of an opencast blasting the danger zone comprises of area within the radius of

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Q142

Load cell and convergence recorder is used

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Q143

Vertical or steeply inclined openings is suitable for

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Q144

Bhaska & Tipong method was practiced in

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Q145

The parting left between any two seams or sections lying within 9 m of each other shall not be less than Am thickness at any place. A is given by

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Q146

Adit is adopted for

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Q147

At every below ground mine where more than A Persons are ordinarily employed belowground and there is no rescue station within its radius of 35 Km, the Owner shall establish a rescue room near the mine entrance. Ais given by

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Q148

High production rates coupled with large scale and extensive subsidence results from the method of

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Q149

Where any person is allowed to work or pass while the haulage is in motion, manholes for refuge shall be provided at intervals of not more than

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Q150

Broken rock of 3684 m³ volume is heaped into a square pyramid of height 12 m. The surface area in m² required is

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Q151

In case of an open cast mine blasting, the danger zone comprises of area within the diameter of

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Q152

Provision of SDB has been given in which of the following circular?

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Q153

The group of holes which are detonated on the first few delays are called

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Q154

Which gas is synonymous with 'Fire damp'?

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Q155

In case of an O.C. mine, if the pit wall are too steep to allow suitable bends the layout of haul road geometry selected should be

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Q156

The term 'Impeller' is mainly associated with

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Q157

In coal seam having prominent cleavages or geological disturbances, the intake and return airways shall be as far as away which is equal to

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Q158

Which of the following appliances is used to give suitable curvature to a track line?

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Q159

An underground coal mine employing 1200 persons experiences 2 fatal injuries, 6 serious injuries and 8 reportable injuries during the year 2013. The total injury rate per 1000 persons employed for the year is

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Q160

Manpower distribution plan should not show one of the following.
Identify it

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