JNTU Kakinada B-Tech 3-1 RT31014 I ENGINEERING GEOLOGY R13 April 2018 Question Paper

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Code No: RT31014
III B. Tech I Semester Supplementary Examinations, May – 2018
ENGINEERING GEOLOGY (Civil Engineering)Time: 3 hours Max. Marks: 70
Note: 1. Question Paper consists of two parts (Part-A and Part-B) 2. Answering the question in Part-A is compulsory
3. Answer any THREE Questions from Part-B
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PART ?A
1 a) Define weathering? What is the role of oxidation in weathering of rocks? [4M]
b) What is meant by cleavage? What are their different types? [3M]
c) What are the problems of faults in civil engineering works? [3M]
d) Define confined and unconfined aquifers. [4M]
e) Write applications of magnetic method [4M]
f) What is the influence of geology for life of reservoirs? [4M]
PART -B
2 a) Describe the process of rock weathering? [5M]
b) Explain effects and importance of weathering of rocks with reference to civil
engineering.
[5M]
c) Discuss the geological work of river? Give the depositional landforms made by
rivers.
[6M]
3 a) What is texture of a rock? Discuss the various types of textures in sedimentary rocks. [6M]
b) What is meant by rock cycle and how does it represents the sequence of formation. [4M]
c) Describe the petro graphic characters of i) Conglomerate ii) Basalt iii) Limestone
[6M]
4 a) Classify and describe the different types of faults in rocks and explain how they are
recognized in the field?
[8M]
b) Classify and describe different types of joints in rock with neat sketches.
[8M]
5 a) What are landslides? What are their causes? How landslides can be prevented? [8M]
b) Write short note on i) cone of depression ii) geological controls of ground water
movement.
[8M]
6 a) Describe the seismic wave refraction method for two layer case with horizontal
interface.
[8M]
b) What are the advantages and uses of geophysical prospecting and explain gravity
method of geophysical prospecting.
[8M]
7 a) What is tunnel? Explain its types, what are their advantages. [8M]
b) Discuss geological considerations for a successful reservoir site. [8M]
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R13
SET – 1