Introduction to Mining Engineering MCQs Questions & Answers

Section 1 Section 2 Section 3 Section 4 Section 5

61.
In the above question, the panel OMS in tones is

A. 12.75

B. 15.75

C. 8.75

D. 5.25

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62.
The provisions of Mines Act, 1952 shall not apply (except few sections) to any mine or part where not more than 'n' persons are employed on any day in connection with the excavation. 'n' is given by

A. 5

B. 10

C. 20

D. 40

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63.
Barrier in between panels is preferably punctured at "A" number of places. A is given by

A. 1

B. 2

C. 3

D. any number

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64.
To estimate appropriate air requirement in underground mine which of the following is true?

A. exact manpower employed in the district

B. exact daily tonne output

C. size of the mine

D. persons employed in the district and daily tonne output

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65.
No locomotive shall be used where the gradient of the track exceed

A. 1 in 6

B. 1 in 8

C. 1 in 12

D. 1 in 15

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66.
The design, construction and layout of haul roads in opencast mines must satisfy which one of the following

A. 1 in 3

B. 1 in 6

C. 1 in 10

D. standards as laid down by a special order by CI

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67.
For O.B. removal with shovel - dumper combination, the optimum size of the dumper depends on

A. distance of the haul

B. size of the shovel

C. distance of the haul and size of the shovel

D. tonnage to be handled

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68.
Intrinsically safe apparatus is such an apparatus

A. which is inherently incapable of creating spark of sufficient intensity to ignite firedamp

B. which is safe in operation as no hot gases comes out of it

C. it is operated at a lower level of temperature

D. it has an overload protection

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69.
For an open pit mining the value of metal is Rs. 210 per kg, and recoverable grade is 1.2%. Production cost per tonne of ore inclusive of mining and processing but excluding stripping is Rs. 2000. If the break even stripping ratio is 3.49 m³/te, then the stripping cost is

A. Rs. 149 per m³

B. Rs.72 per m³

C. Rs.60 per m³

D. Rs.49 per m³

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70.
In horizon system of mining lateral are driven

A. At right angles to the strike of the seam

B. Parallel to the strike of the seam

C. At 45° to the dip of the seam

D. At any angle to the strike of the seam

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Introduction to Mining Engineering MCQs Questions & Answers | Mining Engineering

61. In the above question, the panel OMS in tones is

Answer & Solution

62. The provisions of Mines Act, 1952 shall not apply (except few sections) to any mine or part where not more than 'n' persons are employed on any day in connection with the excavation. 'n' is given by

Answer & Solution

63. Barrier in between panels is preferably punctured at "A" number of places. A is given by

Answer & Solution

64. To estimate appropriate air requirement in underground mine which of the following is true?

Answer & Solution

65. No locomotive shall be used where the gradient of the track exceed

Answer & Solution

66. The design, construction and layout of haul roads in opencast mines must satisfy which one of the following

Answer & Solution

67. For O.B. removal with shovel - dumper combination, the optimum size of the dumper depends on

Answer & Solution

68. Intrinsically safe apparatus is such an apparatus

Answer & Solution

69. For an open pit mining the value of metal is Rs. 210 per kg, and recoverable grade is 1.2%. Production cost per tonne of ore inclusive of mining and processing but excluding stripping is Rs. 2000. If the break even stripping ratio is 3.49 m3/te, then the stripping cost is

Answer & Solution

70. In horizon system of mining lateral are driven

Answer & Solution

Read More Section(Introduction to Mining Engineering)

61.
In the above question, the panel OMS in tones is

62.
The provisions of Mines Act, 1952 shall not apply (except few sections) to any mine or part where not more than 'n' persons are employed on any day in connection with the excavation. 'n' is given by

63.
Barrier in between panels is preferably punctured at "A" number of places. A is given by

64.
To estimate appropriate air requirement in underground mine which of the following is true?

65.
No locomotive shall be used where the gradient of the track exceed

66.
The design, construction and layout of haul roads in opencast mines must satisfy which one of the following

67.
For O.B. removal with shovel - dumper combination, the optimum size of the dumper depends on

68.
Intrinsically safe apparatus is such an apparatus

69.
For an open pit mining the value of metal is Rs. 210 per kg, and recoverable grade is 1.2%. Production cost per tonne of ore inclusive of mining and processing but excluding stripping is Rs. 2000. If the break even stripping ratio is 3.49 m³/te, then the stripping cost is

70.
In horizon system of mining lateral are driven