Surveying 8
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1) Question.
Intersection method of detailed plotting is most suitable for
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2) Question.
The type of surveying which requires least office work is among the following
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3) Question.
Benchmark is established by
Answer.A benchmark is established by spirit levelling, which is the most common and accurate method for creating a precise reference point with a known elevation. This process uses a spirit level to make the instrument's line of sight perfectly horizontal, allowing surveyors to measure the vertical distances to other points and establish a reliable network of benchmarks.Accuracy:Spirit leveling is highly accurate, making it the standard for establishing precise and reliable primary benchmarks.trigonometric leveling can be used to establish a benchmark, but it is typically used for secondary or less precise benchmarks rather than primary, high-accuracy ones. The highest-precision fundamental benchmarks are almost always established using spirit leveling. -
4) Question.
Closed contours with higher value in-wards, represent a
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5) Question.
Which of the following methods of contouring is most suitable for a hilly terrain?
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6) Question.
In the cross-section method of indirect contouring, the spacing of cross-sections depends upon
(i) contour interview
(Ii) scale of plan
(iii) characteristics of ground
The correct answer is
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7) Question.
In direct method of contouring, the process of locating or identifying points lying on a contour is called
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8) Question.
Direct method of contouring is
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9) Question.
A series of closely spaced contour lines represents a
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10) Question.
Select the correct statement.
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