A. Contour interval on any map is kept constant
B. Direct method of contouring is cheap¬er than indirect method
C. Inter-visibility of points on a contour map cannot be ascertained
D. Slope of a hill cannot be determined with the help of contours
Related Mcqs:
- Select the correct statement_______________?
A. A contour is not necessarily a closed curve
B. A contour represents a ridge line if the concave side of lower value con¬tour lies towards the higher value contour
C. Two contours of different elevations do not cross each other except in case of an overhanging cliff
D. All of the above statements are correct - Select the incorrect statement?
A. The true meridians at different places are parallel to each other
B. The true meridian at any place is not variable
C. The true meridians converge to a point in northern and southern hemispheres
D. The maps prepared by national survey departments of any country are based on true meridians - Which of the following methods of offsets involves less measurement on the ground?
A. method of perpendicular offsets
B. method of oblique offsets
C. method of ties
D. all involve equal measurement on the ground - The permissible error in chaining for measurement with chain on rough or hilly ground is_____________?
A. 1 in 100
B. 1 in 250
C. 1 in 500
D. 1 in 1000 - The horizontal angle between the true meridian and magnetic meridian at a place is called______________?
A. azimuth
B. declination
C. local attraction
D. magnetic bearing - If the lower clamp screw is tightened and upper clamp screw is loosened, the theodolite may be rotated____________?
A. on its outer spindle with a relative motion between the vernier and graduated scale of lower plate
B. on its outer spindle without a relative motion between the vernier and gra-duated scale of lower plate
C. on its inner spindle with a relative motion between the vernier and the graduated scale of lower plate
D. on its inner spindle without a relative motion between the vernier and the graduated scale of lower plate - In an internal focussing type of telescope, the lens provided is_______________?
A. concave
B. convex
C. plano-convex
D. plano-concave - The rise and fall method_______________?
A. is less.accurate than height of instrument method
B. is not suitable for levelling with tilting levels
C. provides a check on the reduction of intermediate point levels
D. quicker and less tedious for large number of intermediate sights - The type of surveying which requires least office work is________________?
A. tacheomefry
B. trigonometrical levelling
C. plane table surveying
D. theodolite surveying - Transit rule of adjusting the consecutive coordinates of a traverse is used where________________?
A. linear and angular measurements of the traverse are of equal accuracy
B. angular measurements are more accurate than linear measurements
C. linear measurements are more accurate than angular measurements
D. all of the above
