A metallic tape is made of ______________ ?
A metallic tape is made of ______________ ? A. steel B. invar C. linenD. cloth and wires
A metallic tape is made of ______________ ? A. steel B. invar C. linenD. cloth and wires
In the cross-section method of indirect contouring, the spacing of cross-sections depends upon_____________? 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.…
The methods used for locating the plane table stations are_______________? 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 ______________ ? 1. levelling 2. orientation 3. centering The correct sequence of these operations is A. (1), (2),(3)B. (1), (3),…
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
Subtense bar is an instrument used for _______________? A. levelling B. measurement of horizontal distances in plane areasC. measurement of horizontal distances in undulated areas D. measurement of angles
Overturning of vehicles on a curve can be avoided by using ________________? A. compound curve B. vertical curve C. reverse curveD. transition curve
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. 50D. 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_______________? A. 0.1B. 0.4 C. 0.6 D. 1.33
Different grades are joined together by a ________________? A. compound curve B. transition curve C. reverse curveD. vertical curve