Скачать или смотреть NCL Exam 2022 | MCQs on Mining Sirdar & Overman Exam 2023 | Part 15 | Q: 311-330 | WCL, NLC, MCL |

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NCL Exam 2022 | MCQs on Mining Sirdar & Overman Exam 2023 | Part 15 | Q: 311-330 | WCL, NLC, MCL |
NCL Exam 2022 | MCQs on Mining Sirdar & Overman Exam 2023 | Part 14 | Q: 291-310 | WCL, NLC, MCL |

MCQs on Mining Sirdar & Overman Exam 2023 | Part 13 | Q: 281-290 | WCL, NLC, NCL, MCL | Coal Exam

MCQs on Mining Sirdar & Overman Exam 2023 | Part 12 | Q: 261-280 | NLC, NCL, MCL | Coal India Ltd

1. Which of the following duties and responsibilities is NOT related to a shot firer?
2. The consequence, exposure, and probability criteria are 5, 10, and 10, respectively. Identify the risk score.
3. A whistle shall be provided on duty to a/an:
4. The overall slope of spoil bank shall NOT exceed:
5. Given bench height: 12 m, burden: 4 m, spacing: 5 m, explosive per hole: 120 kg, density of rock: 2600 kg/m3, powder factor in tonne/kg is ______.
6. According to DGMS circular, the maximum speed of the dumper shall be restricted to:
7. CMR 2017 was released by notification of which ministry?
8. Dust control measure and implementation in open cast working shall be ensured by the ______.
9. EMP' stands for
10. The slope of a spoil bank shall NOT exceed ______ degrees from the horizontal.
11. The owner, agent and manager of every mine, after consulting ______ and ______, shall determine all measures necessary to eliminate any recorded risk.
12. The 9th National Safety Conference was held on:
13. What do sharp curves in haul roads lead to?
14. The mining sirdar shall check the presence of loose stone, material or trees within ______ m of the edge in open cast working.
15. In an open cast mine, the height of the bench is 5 m. Provide a suitable combination of excavation and transportation.
16. Soil amelioration is necessary in the revegetation program of the spoils from ______ ores.
17. Reportable injury in terms of mining means injury due to which a person has been absent for:
18. For employees engaged in HEMM operation/driving jobs, an eye refraction test must be conducted at the interval of:





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