41. What term describes the vertical distance between levels in underground mines?
42. What does the term "overbreak" refer to in tunnel development?
43. Which equipment is commonly used in mechanized mine development?
44. What is the purpose of a refuge chamber in underground mines?
45. The term "footwall" in mining refers to:
46. Which factor is least considered while choosing a shaft location?
47. What is a crosscut used for in underground mining?
48. Which of the following is a horizontal opening used for drainage or access?
49. What is the primary support used in weak underground conditions?
50. What is the name of the equipment used to hoist material in vertical shafts?
Read More Section(Mine Development and Mining Methods)
Each Section contains maximum 100 MCQs question on Mine Development and Mining Methods. To get more questions visit other sections.