A. level line is a curved line while hori-zontal line is a straight line
B. level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level line
C. horizontal line is normal to plumb line while level line may not be normal to the plumb line
D. both are same
Related Mcqs:
- The angle between the prolongation of the preceding line and the forward line of a traverse is called ________________?
A. deflection angle
B. included angle
C. direct angle
D. none of the above - An imaginary line lying throughout the surface of ground and preserving a constant inclination to the horizontal is known as__________________?
A. contour line
B. horizontal equivalent
C. contour interval
D. contour gradient - 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 horizontal distance between the staff point and the point of observation is d, then the error due to curvature of earth is proportional to_______________?
A. d
B. 1/d
C. d2
D. 1/d2 - If the intercept on a vertical staff is ob-served as 0.75 m from a tacheometer, the horizontal distance between tacheometer and staff station is________________?
A. 7.5 m
B. 25 m
C. 50
D. 75 m - If the true bearing of a line AB is 269° 30′, then the azimuth of the line AB is_____________?
A. 0° 30′
B. 89° 30′
C. 90° 30′
D. 269° 30′ - If the reduced bearing of a line AB is N60°W and length is 100 m, then the latitude and departure respectively of the line AB will be________________?
A. +50 m, +86.6 m
B. +86.6 m, -50 m
C. +50m, -86.6 m
D. +70.7 m,-50 m - A’level line’is a______________?
A. horizontal line
B. line parallel to the mean spheriodal surface of earth
C. line passing through the center of cross hairs and the center of eye piece
D. line passing through the objective lens and the eye-piece of a dumpy or tilting level - If the staff is not held vertical at a level¬ling station, the reduced level calculated from the observation would be_______________?
A. true R.L
B. more than true R.L
C. less than true R.L
D. none of the above - The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be_______________?
A. equidistant from A and B
B. closer to the higher station
C. closer to the lower station
D. as far as possible from the line AB
