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Saturday, January 9, 2016

VTU B.E Underground Metal Mining 2015 Question Paper

VTU Question Paper
Department of Mining
B.E. Degree Examination
Sixth Semester
June / July 2015 Question Paper
Max. Marks:100
Time: 3 HoursUnderground Metal Mining

Question Paper Code : 10MN63
Sixth Semester B.E. Degree Examination, June/July 2015
Underground Metal Mining
Time: 3 hrs. Max. Marks: 100
Note: Answer any FIVE full questions, selecting atleast TWO questions from each part

PART-A
1 Explain the peculiarities of Metallic ferrous deposits with their scope limitations of underground
metal mines. (20 Marks)
2 a. Write short note on: i) Methods of Development construction.
b. Explain the factors affecting the choice of level intervals. (10 Marks)
ii) Shaft station and their (10 Marks)
3 a. Explain the factors affecting the choice of stoping methods. (10 Marks)
b. Explain the Physico - Mechanical properties of ore and wall rocks. (10 Marks)
4 a. Explain the shrinkage stoping, with a neat sketch. (10 Marks)
b. Explain the cut and fill stoping, with a neat sketch. (10 Marks)

PART-B
5 Write short notes on any two:
a. Sublevel stoping.
b. V.C.R stoping.
c. Biomineral Engineering. (20 Marks)

6 a. Explain the Extraction of shaft pillars. (10 Marks)
b. Explain the Extraction ofRemnat pillars. (10 Marks)
7 Explain the problem associated with Deep rmmng and special stoping method available for
extraction of minerals in Deep mining. (20 Marks)
8 Explain the Tunnel Boring Machine with their application, limitations, advantages and disadvantages, with a neat sketch. (20 Marks)

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