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91
At zero-oxygen balance, the ratio of oxidizers to fuel ratio for ANFO is
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Answer: Option C
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92
What is the minimum requirement of percentage of oxygen at any place in the mine where persons are required to work or pass?
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Answer: Option D
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93
As per Mine Rules 1955 every shelter shall have a floor area of not less than:
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Answer: Option C
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94
Which of the following statutory provision restrict the propagation of hazards from one development district to other part of the bord and pillar mine?
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Answer: Option C
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95
Seams with bad roof having strata control problems is suitable for
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Answer: Option C
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96
The drilling method which can apply for most wider range of depth is
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Answer: Option C
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97
The place in mine, where explosive is stored is called
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Answer: Option C
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98
Main difference in VRM and Blast Hole stoping is
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Answer: Option B
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99
Lateral surface strain profile (SP) caused due to extraction of a longwall panel can be approximated by
Introduction to Mining Engineering mcq question image
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Answer: Option A
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100
Which of the following gas in known as 'Marsh Gas'?
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Answer: Option B
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