Seat No.: Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
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BE - SEMESTER-III (New) EXAMINATION — WINTER 2018
Subject Code: 2132201 Date: 05/12/2018
Subject Name: Introduction To Mining
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
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- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
MARKS
Q.1
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(a) What is the significance of mining industries in India? 03
(b) Explain socio economic impacts of mining? 04
(c) Write note types of opening for different occurrences of mineral deposit with neat sketch. 07
Q.2
(a) Explain Terms: (1) Face; (2) District (3) Pillar 03
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(b) Explain Terms: (1) Stope; (2) Raise (3) Winze; (4) Level 04
(c) Write any seven mineral’s name and its resources in Gujarat and India. 07
OR
(c) Write any seven mineral’s name and its resources in the World. 07
Q.3
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(a) Explain: Drillability of rocks 03
(b) Explain: Various type of drills 04
(c) Write the difference between underground and surface mining 07
OR
(a) Explain: Diamond drilling 03
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(b) List out the difficulties during boring. 04
(c) List out mining methods for coal and non-coal deposit with brief idea. 07
Q.4
(a) Describe the principle of blasting. 03
(b) Explain the blasting practice for underground mines. 04
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(c) Write the different properties of explosive. 07
OR
(a) Difference: Low explosive Vs High explosive 03
(b) Explain the blasting practice for surface mines. 04
(c) Explain types of explosive and its applicability in detail. 07
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Q.5
(a) Describe the directional drilling. 03
(b) Write the basic concept for development of mine. 04
(c) List out any seven loading equipments with its applicability used in surface mine. 07
OR
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(a) Describe the deflection of boreholes. 03
(b) Which types of transportation equipment are used in underground mining? 04
(c) List out any seven loading equipments with its applicability used in underground mine. 07
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