Download GTU BE/B.Tech 2018 Winter 8th Sem New 2182207 Geological Exploration Mineral Deposits Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-VIII (NEW) EXAMINATION — WINTER 2018

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Subject Code: 2182207 Date: 03/12/2018
Subject Name: Geological Exploration Mineral Deposits
Time: 02:30 PM TO 05:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

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2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1 (a) Write a note on Surface Exploration. 03
(b) Write a short note on Underground Mapping. 04
(c) Write merits & demerits of remote sensing. 07

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Q.2 (a) Describe various purpose of exploration. 03
(b) Write short note on Remote Sensing. 04
(c) What precautions are to be taken in carrying geo-chemical exploration? 07
OR
(c) What is seismic method? List out the instruments used in it and its application In oil exploration. 07

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Q.3 (a) Describe the airborne survey. 03
(b) Write a note on Underground drilling. 04
(c) Write a short note on GIS. 07
OR
Q.3 (a) Define sample and sampling. 03

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(b) Define coring. Add a note on wire line coring. 04
(c) Explain gravity methods of exploration in brief. 07

Q.4 (a) Describe the objectives of boring. 03
(b) Explain the merit & demerit of'Aerial Photography. 04
(c) Define exploration. Explain the basic principle of exploration. 07

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OR
Q.4 (a) What do you mean by core recovery? 03
(b) Write a short note on diamond drilling. 04
(c) Explain different methods of geochemical exploration? 07

Q.5 (a) What are the various method of boring? 03

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(b) Describe purpose of exploration. 04
(c) Differentiate between surface and sub-surface exploration. 07
OR
Q.5 (a) What is bore hole survey? 03
(b) Write the advantages & disadvantages of GPS. 04

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(c) Explain the differential between percussive and rotary boring. 07

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