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_______________?

Related Mcqs:

1. For a tacheometer the additive and multi-plying constants are respectively________________?

   A. 0 and 100
   B. 100 and 0
   C. 0 and 0
   D. 100 and 100

2. The process of turning the telescope about the vertical axis in horizontal plane is known as______________?

   A. transiting
   B. reversing
   C. plunging
   D. swinging

3. During chaining along a straight line, the . leader of the party has 4 arrows in his hand while the follower has 6. Distance of the follower from the starting point is_____________?

   A. 4 chains
   B. 6 chains
   C. 120 m
   D. 180m

4. 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

5. 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

6. 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

7. The allowable length of an offset depends upon the______________?

   A. degree of accuracy required
   B. method of setting out the perpendiculars and nature of ground
   C. scale of plotting
   D. all of the above

8. If the length of a chain is found to be short on testing, it can be adjusted by______________?

   A. straightening the links
   B. removing one or more small circular rings
   C. closing the joints of the rings if opened out
   D. all of the above

9. The length of a chain is measured from_______________?

   A. centre of one handle to centre of other handle
   B. outside of one handle to outside of other handle
   C. outside of one handle to inside of other handle
   D. inside of one handle to inside of other handle

10. 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