⛑️ Mining Safety MCQ Questions - Part 01
1. The main objective of mine safety is:
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Answer: B. To ensure worker health and accident prevention
2. The Mines Act in India was enacted in:
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Answer: B. 1952
3. DGMS stands for:
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Answer: A. Directorate General of Mine Safety
4. Minimum allowed age for mine workers in India is:
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Answer: D. 18 years
5. Which gas is known as 'blackdamp' in mines?
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Answer: C. Oxygen deficiency (CO2 + N2)
6. Which is called 'firedamp'?
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Answer: C. Methane
7. Primary function of mine ventilation is:
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Answer: B. To remove harmful gases and supply fresh air
8. Permissible limit of methane in general body of air is:
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Answer: C. 1.25%
9. Flame safety lamps are mainly used for:
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Answer: C. Both A and B
10. First aid for a person suffering from carbon monoxide poisoning is:
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Answer: C. Supply of fresh air / pure oxygen
11. The symbol for refuge chamber in mines is generally:
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Answer: C. Green rectangle
12. Dust suppression in mines is achieved by:
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Answer: B. Applying water sprays
13. The personal protective equipment (PPE) compulsory in underground mines include:
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Answer: D. All of the above
14. In case of a mine fire, workers should:
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Answer: A. Run towards intake airway
15. The most important factor contributing to accidents in underground mines is:
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Answer: B. Human error and unsafe practices
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