JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.Tech II MINING GEOLOGY Previous Question Paper (May - 2019 - R13)
Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B consists of 5 Units. Answer any one full question from each unit.
PART A
Answer all questions.
What is streak?
Answer
Streak is the color of the mineral in its powdered form. It is determined by rubbing the mineral against an unglazed porcelain plate, known as a streak plate, which helps in identifying minerals regardless of their external surface color.
What is porosity?
Answer
Porosity is the measure of the void spaces in a material, defined as the ratio of the volume of voids to the total volume of the material. It is typically expressed as a percentage and determines the capacity of a rock to store fluids like water, oil, or gas.
What is ore?
Answer
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What is gangue?
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List the metamorphic deposits.
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What is minor mineral?
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What is indicated reserve?
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What is sampling?
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What is 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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What is sedimentary rock? Discuss the importance of sedimentary rocks.
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What is coal? Discuss the coal deposits of India.
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Discuss the occurrence of atomic minerals and petroleum deposits.
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What is mineral resource? Write an essay on mineral resources of India.
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What is bauxite? Discuss the distribution of bauxite in India.
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Write a note on the following:
Geological exploration
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Geochemical exploration.
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Write the different techniques of mineral reserve estimation.
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Explain the effect of tunnel on the ground surface with a neat sketch.
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Design the tunnel of radius “R” m located at 500 m deep. Assume your own condition.
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