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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