1.
The correction for sag is_________________?

2.
Which of the following methods of offsets involves less measurement on the ground?

3.
The allowable length of an offset depends upon the______________?

4.
For a well-conditioned triangle, no angle should be less than______________?

5.
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_____________?

6.
The angle of intersection of the two plane mirrors of an optical square is______________?

7.
Which of the following angles can be set out with the help of French cross staff?

8.
The permissible error in chaining for measurement with chain on rough or hilly ground is_____________?

9.
Normal tension is that pull which_______________?

10.
If the length of a chain is found to be short on testing, it can be adjusted by______________?