A. 4 chains
B. 6 chains
C. 120 m
D. 180m
Related Mcqs:
- 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 - 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′ - The difference between a level line and a horizontal line is that_______________?
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 - 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 - 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 - 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 focal length of the object glass is 25 cm and the distance from object glass to the trunnion axis is 15 cm, the additive constant is_______________?
A. 0.1
B. 0.4
C. 0.6
D. 1.33 - 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 - For a line AB_______________?
A. the forebearing of AB and back bearing of AB differ by 180°
B. the forebearing of AB and back bearing of BA differ by 180°
C. both (A. and (B. are correct.
D. none is correct - 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