JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.Tech II MINING GEOLOGY Previous Question Paper (September/October - 2023 - R13)
Note: i) Question paper consists of Part A, Part B.
ii) Part A is compulsory, which carries 25 marks. In Part A, answer all questions.
iii) In Part B, Answer any one question from each unit. Each question carries 10 marks and may have a, b as sub questions.
PART - A
What is hardness?
Answer
Hardness is the resistance offered by a mineral surface to abrasion or scratching. It is typically measured on the Mohs scale, which ranks minerals from 1 (talc) to 10 (diamond).
List the metamorphic deposits.
Answer
Metamorphic deposits are formed through the recrystallization of pre-existing rocks under heat and pressure. Examples include:
- Graphite deposits
- Asbestos deposits
- Talc deposits
- Marble deposits
- Sillimanite and Kyanite deposits
What is grade of ore?
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What do you understand by run of mines?
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What do you mean by blending?
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What is minor mineral?
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What do you understand by geological exploration?
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What do you mean by indicated reserve?
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What do you understand by volume loss?
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What is the purpose of providing tunnels?
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PART - B
What are the engineering properties of rock? Discuss the method of determination of properties.
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Discuss briefly the importance of sedimentary rocks.
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Define porosity and permeability of soil. Explain characteristic of soil groups, particularly in reference to the engineering properties of the available soils.
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Define tenor and gangue. Explain the genesis of mineral deposits like Uranium.
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Explain the mining importance in extraction of atomic minerals.
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Write origin and environment of gold deposits of India.
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Explain origin, environment and distribution of Iron ore minerals of India.
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Give a brief note on origin and distribution of major and minor mineral resources of India.
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What is the importance and use of aerial photography in mineral exploration technology.
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Describe the magnetic method used in exploration of mining practice.
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Explain geological method of exploration in mineral deposits.
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Describe the methods to estimate and determination of reserves in different methods.
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Describe briefly the geological considerations in tunneling.
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Explain the importance of Geology in drilling hard rocks.
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Explain the importance of Geology in excavating of bore-hole drilling in soft rocks.
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