Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
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BE - SEMESTER- III (New) EXAMINATION — WINTER 2019
Subject Code: 2132203 Date: 5/12/2019
Subject Name: Geology-I
Time: 02:30 PM TO 05:00 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 (a) Define geology and discuss the role of geology in mining engineering. 03
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(b) Enlist various branches of geology. Describe any two branches in detail. 04
(c) Describe the basic Principles of Stratigraphy. 07
Q.2 (a) Explain Dip and Strike of a bed with help of a sketch. 03
(b) Define the terms - mineral, rock, gangue and erosion. 04
(c) Describe the important physical properties of minerals giving examples. 07
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OR
(c) Describe physical properties of magnetite, quartz and calcite and diamond. 07
Q.3 (a) Discuss the application of Plate Tectonic Theory. 03
(b) Describe the erosional features developed due to action of wind. 04
(c) What is weathering of rocks? Describe the processes of Frost Action and Thermal Weathering with examples. 07
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OR
Q.3 (a) What are rock forming minerals? 03
(b) What are faults? Give the classification of faults with neat sketches. 04
(c) Reproduce the Geological Timescale of India. 07
Q.4 (a) Describe symmetrical and asymmetrical folds. 03
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(b) Write a note on glacial deposits. 04
(c) Explain the terminology of a typical fold with a neat diagram. 07
OR
Q.4 (a) Write a note on continental drift and mid oceanic ridges. 03
(b) Give the importance of geological maps and cross-sections. 04
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(c) What are unconformities? Describe types of unconformities with sketches. 07
Q.5 (a) Discuss the role of remote sensing technique in mining engineering. 03
(b) Describe the rocks of Vindhyan Supergroup. 04
(c) Describe the processes of river erosion. 07
OR
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Q.5 (a) Write a note on subsurface exploration with pitting, trenching, shaft sinking and adits. 03
(b) Give the classification of drilling methods. 04
(c) Discuss the advantages and limitations of exploration through drilling methods. 07
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