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Mine Ventilation MCQs Questions & Answers | Mining Engineering

Learn and practice multiple-choice questions (MCQs) with answers related to Mine Ventilation. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Mine Ventilation chapter is particularly important for students studying mining engineering. Page-5 section-4

Each section contains 100 MCQs on Mine Ventilation .
41
How many tests for gases are made before blasting in gassy mine.
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Answer & Solution
Answer: Option D
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42
The specific gravity of oxygen is
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Answer: Option B
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43
The pressure measuring instrument used in certain types of ventilation surveys is
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Answer: Option C
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44
100 vols. of water disolving CO2 at 15°C . . . . . . . . vol. of CO2.
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Answer: Option D
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45
When methane burns in air this produces
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Answer: Option B
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46
Principle behind the rekins interferometer is
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Answer: Option B
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47
The temperature and relative humidity of air increase in the vicinity of a place of . . . . . . . .
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Answer: Option C
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48
Automatic fire damp detector operates as the principle of . . . . . . . .
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Answer & Solution
Answer: Option A
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49
The wet kata for light manual workers is
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Answer: Option D
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50
The unit bar used by the metrologists to measure the atmospheric pressure is equivalent to
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Answer: Option B
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