Surveying and Levelling MCQ Questions and Answers for Practice

1. The size of a plane table is

1. 600 mm × 750 mm
2. 450 mm × 600 mm
3. 300 mm × 450 mm
4. 750 mm × 900 mm

2. Straight, parallel and widely spaced contours represent

1. A flat surface
2. An inclined plane surface
3. Curved surface
4. A steep surface

3. Bowditch rule is applied to

1. A closed traverse for adjustment of closing error
2. Determine the effect of local attraction
3. None of the above
4. An open traverse for graphical adjustment

4. Two contour lines, having the same elevation

1. Can cross each other
2. Cannot unite together
3. Can unite together
4. Cannot cross each other

5. Different grades are joined together by a

1. Transition curve
2. Reverse curve
3. Vertical curve
4. Compound curve

6. The vertical angle between longitudinal axis of a freely suspended magnetic needle and ahorizontal line at its pivot, is known

1. Azimuth
2. Dip
3. Bearing
4. Declination

7. The smaller horizontal angle between the true meridian and a survey line, is known

1. Bearing
2. Azimuth
3. Dip
4. Declination

8. Which of the following methods of contouring is most suitable for a hilly terrain?

1. Square method
2. Cross-sections method
3. Tachometric method
4. Direct method

9. If the smallest division of a vernier is longer than the smallest division of its primary scale, thevernier is known as

1. Double vernier
2. Retrograde vernier
3. Simple vernier
4. Direct vernier

10. The line normal to the plumb line is known as

1. Level line
2. Datum line
3. Vertical line
4. Horizontal line

11. The real image of an object formed by the objective must lie

1. At the centre of the telescope
2. At the optical centre of the eye-piece
3. Anywhere inside the telescope
4. In the plane of cross hairs

12. The line of collimation method of reduction of levels, does not provide a check on

1. Fore sights
2. Back sights
3. Reduced levels
4. Intermediate sights

13. Contour interval is

1. Directly proportional to the flatness of ground
2. Larger for accurate works
3. Larger if the time available is more
4. Inversely proportional to the scale of the map

14. Hydrographic surveys deal with the mapping of

1. Heavenly bodies
2. Mountainous region
3. Canal system
4. Large water bodies

15. Subtense bar is an instrument used for

1. Measurement of horizontal distances in plane areas
2. Measurement of horizontal distances in undulated areas
3. Measurement of angles
4. Levelling