A metallic tape is made of ______________ ?
Question
BodMas
A. steel
B. invar
C. linen
D. cloth and wires
In the cross-section method of indirect contouring, the spacing of cross-sections depends upon_____________?
Question
BodMas
1.contour interval
2. scale of plan
3. characteristics of ground The correct answer is ?
A. only (1)
B. (1) and (2)
C. (2) and (3)
D. (1), (2) and (3)
The methods used for locating the plane table stations are_______________?
Question
BodMas
1.radiation
2. traversing
3.intersection
4. resection
The correct answer is
A. (1) and (2)
B. (3) and (4)
C. (2) and (4)
D. (1) and (3)
After fixing the plane table to the tripod, the main operations which are needed at each plane table station are ______________ ?
Question
BodMas
1.levelling
2. orientation
3. centering The correct sequence of these operations is
A. (1), (2),(3)
B. (1), (3), (2)
C. (3), (1), (2)
D. (2), (3), (1)
The angle between the prolongation of the preceding line and the forward line of a traverse is called ________________?
Question
BodMas
A. deflection angle
B. included angle
C. direct angle
D. none of the above
Subtense bar is an instrument used for _______________?
Question
BodMas
A. levelling
B. measurement of horizontal distances in plane areas
C. measurement of horizontal distances in undulated areas
D. measurement of angles
Overturning of vehicles on a curve can be avoided by using ________________?
Question
BodMas
A. compound curve
B. vertical curve
C. reverse curve
D. transition curve
If the intercept on a vertical staff is observed as 0.75 m from a tacheometer, the horizontal distance between tacheometer and staff station is________________?
Question
BodMas
A. 7.5 m
B. 25 m
C. 50
D. 75 m
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_______________?
Question
BodMas
A. 0.1
B. 0.4
C. 0.6
D. 1.33
Different grades are joined together by a ________________?
Question
BodMas
A. compound curve
B. transition curve
C. reverse curve
D. vertical curve