Jawaharlal Nehru Technological University Hyderabad
Jawaharlal Nehru Technological University Hyderabad B.Tech II PRINCIPLES OF CIVIL AND STRUCTURAL ENGINEERING Previous Question Paper (November/December - 2018 - R15)
Note: This question paper contains two parts A and B. 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. Each question carries 10 marks.
Part A
What do you understand by local attraction?
Answer
Local attraction is the phenomenon where the magnetic needle of a compass is deflected from its true magnetic meridian due to the presence of external magnetic influences, such as iron ore deposits, steel structures, electric cables, or metallic objects in the vicinity.
What are the objectives of Surveying?
Answer
The primary objectives of surveying are to determine the relative positions of points on, above, or beneath the Earth's surface, to prepare accurate maps or plans for engineering projects, and to establish control points for construction layout and land boundary demarcation.
What are the uses of contours?
Answer
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What are the factors to be considered while selecting contour interval.
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What are the practical applications of Total station?
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Explain the classification of tide gauges.
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Define workability and the factors influencing the workability of concrete.
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Explain the composition of cement.
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Explain the significance of Gel-space ratio.
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Explain the influence of temperature on the strength of concrete.
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Part B
Under what circumstances is the compass traverse is used? Explain compass transversing with a neat sketch.
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Explain the measurement of a horizontal angle using theodolite by the method of repetition.
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Explain the principles of electronic theodolite.
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What do you understand by contour gradient? Explain its importance in route alignment for a road in a hilly area.
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Explain the different methods of conducting contour surveys.
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Explain the characteristics of contours.
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Explain the working principle and also the various applications of global positioning system.
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Explain the various methods of hydrographic surveying.
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Explain the manufacturing and the practical applications of the following cements: (i) Sulfate resisting cement (ii) Air-entraining cement.
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Explain the types of vibrators used in the construction industry.
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Explain the various properties of aggregates influencing the strength of concrete.
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Explain the segregation and bleeding of concrete.
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Explain the various methods of curing of concrete.
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Define durability of concrete and also explain the various factors influencing the durability of concrete.
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Explain the various parameters influencing the strength of concrete.
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Explain the various short and long term properties of concrete.
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