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Drilling and Blasting MCQs Questions & Answers | Mining Engineering

Learn and practice multiple-choice questions (MCQs) with answers related to Drilling and Blasting. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Drilling and Blasting chapter is particularly important for students studying mining engineering. Page-1 section-6

Each section contains 100 MCQs on Drilling and Blasting .
1
The formule for finding Air HP.
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Answer: Option A
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2
Which drivage needs costly head gear structure.
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Answer: Option D
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3
If return air way is common to two districts and one of the district to be regulated the . . . . . . . . must be placed in intake air way of the split should be regulated.
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Answer: Option C
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4
Plugs are fixed on the grade line after every
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Answer: Option C
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5
The maximum explosive violence produced when the explosive mixture contains . . . . . . . .% firedamp.
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Answer: Option B
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6
Blasting crew consists . . . . . . . . men in underground coal mine.
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Answer: Option B
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7
An increasing in the speed of fluid occurs simultaniously with a decrease in pressure, theorum called . . . . . . . .
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Answer: Option C
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8
Section some times denote a . . . . . . . .
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Answer: Option D
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9
The following stoppings constructed to seal a fire area are
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Answer: Option D
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10
In this state of self heating, tarry oudour fire stink appears called . . . . . . . .
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Answer: Option C
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