11. The method of stoping for narrow and steeply dipping ore with any type of ore and wall is . . . . . . . . A. Square set B. Resuing C. Cut and fill D. Top slicing Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
12. Vertical members of a square set is known as post where as horizontal members known as cap and grit. A. Correct B. Incorrect C. Partially correct D. Partially incorrect Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
13. In order for mining of minerals to be substainable we will need to . . . . . . . . A. Use minerals more efficiently B. Find deeper deposits of rare metals C. Consider that minerals are a non-renewable source, mining can not be substaninable D. Develop efficient mineral extraction techniques Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
14. Which of the following method may be approaching obsolenscence and proved to be the most expensive of all mining method. A. Shrinkage stoping B. Square set stoping C. Cut and fill D. Blasting gallery Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
15. A vertical method similar to stope and pillar mining in the supported class is known as . . . . . . . . A. Stall stoping B. Square set stoping C. Breast stoping D. Shrinkage stoping Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
16. Ladder ways are used for men, what is the extended length of ladder above the maith. A. 1m B. 1.5m C. 2m D. 0.5m Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
17. A place where are can be loaded and removed. A. Draw point B. Ore pass C. Grizzley D. Ringer Rise Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
18. If the strength of the roof is weak, unsupported, ore is massive and steep, the method employed is . . . . . . . . A. Cut and fill B. Block caving C. Room and pillar D. All Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
19. Out of the two systems of leaching, if one is chemical, the other one is . . . . . . . . A. Physical B. Bacterial C. Mechanical D. Physio electrical Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
20. Cut and fill stoping follows. A. Under hand method B. Over hand method C. Both A and B D. Nil Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
