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This set of Surveying Multiple Choice Questions & Answers (MCQs) focuses on Surveying Set 6

Q1 | Surveys which are carried out to depict mountains, rivers, water bodies, wooded areas and other cultural details, are known as
  • cadastral surveys
  • city surveys
  • topographical surveys
  • guide map surveys
Q2 | Magnetic declination at any place
  • remains constant
  • does not remain constant
  • fluctuates
  • changes abruptly.
Q3 | The method of finding out the difference in elevation between two points for eliminating the effect of curvature and refraction, is
  • reciprocal levelling
  • precise levelling
  • differential levelling
  • flying levelling
Q4 | The horizontal angle between true meridian and magnetic meridian, is known
  • bearing
  • magnetic declination
  • dip
  • convergence.
Q5 | Ranging in chain survey means
  • looking at an isolated point not on the line
  • establishing an intermediate point on the line
  • determining the distance between end points
  • determining the offset distance
Q6 | Reduced bearing of a line is an angle between
  • north line and given line measured clockwise
  • north line and given line measured anticlockwise
  • east or west and the given line
  • given line and the part of the meridian whether N end or S end, lying adjacent to it.
Q7 | The magnetic meridian at any point, is the direction indicated by a freely suspended
  • magnetic needle
  • and properly balanced magnetic needle
  • properly balanced and uninfluenced by local attractive force
  • magnetic needle over an iron pivot.
Q8 | The zero of the graduated circle of a prismatic compass is located at
  • north end
  • east end
  • south end
  • west end.
Q9 | Profile levelling is usually done for determining
  • contours of an area
  • capacity of a reservoir
  • elevations along a straight line
  • boundaries of property
Q10 | The line of collimation method of reduction of levels, does not provide a check on
  • intermediate sights
  • fore sights
  • back sights
  • reduced levels.
Q11 | A well-conditioned triangle has no angle less than
  • 20°
  • 30°
  • 45°
  • 60°.
Q12 | Check lines (or proof lines) in Chain Surveying, are essentially required
  • to plot the chain lines
  • to plot the offsets
  • to indicate the accuracy of the survey work
  • to increase the out-turn
Q13 | The operation of revolving a plane table about its vertical axis so that all lines on the sheet become parallel to corresponding lines on the ground, is known
  • levelling
  • centering
  • orientation
  • setting.
Q14 | There are two stations A and B. Which of the following statements is correct :
  • the fore bearing of AB is AB
  • the back bearing of AB is BA
  • the fore and back bearings of AB differ by 180°
  • all the above.
Q15 | The boundary of water of a still lake, represents
  • level surface
  • horizontal surface
  • contour line
  • a concave surface.
Q16 | The imaginary line passing through the intersection of cross hairs and the optical center of theobjective, is known as
  • line of sight
  • line of collimation
  • axis of the telescope
  • none of these.
Q17 | The rise and fall method of reduction of levels, provides a check on
  • back sights
  • fore sights
  • intermediate sights
  • all of these.
Q18 | The constant vertical distance between two adjacent contours, is called
  • horizontal interval
  • horizontal equivalent
  • vertical equivalent
  • contour interval
Q19 | The line normal to the plumb line is known as
  • horizontal line
  • level line
  • datum line
  • vertical line.
Q20 | Contours of different elevations may cross each other only in the case of
  • an overhanging cliff
  • a vertical cliff
  • a saddle
  • an inclined plane.
Q21 | In plan scale is …
  • 1cm = 10 m or < 10 m
  • >10 m
  • none
  • all
Q22 | If area is less than 250 km2 which method is used?
  • Geodetic survey
  • Plane Survey
  • none
  • all
Q23 | Scale can be represent by
  • Engineers scale
  • RF
  • Graphical Scale
  • All of above
Q24 | True bearing of a line = magnetic bearing + magnetic declination If declination is towards………
  • East
  • West
  • none
  • all
Q25 | Is a known as a marking pin?
  • Arrow
  • Peg
  • none
  • all