Civil Engineering - Surveying

Exercise : Surveying - Section 7
16.
Resolving power of a telescope depends on
the diameter of the aperture
the pupil aperture of the eye
the diameter of the object glass
all the above.
Explanation:
No answer description is available. Let's discuss.

17.
If 50 m point of a 100 m tape is 50 cm off line, and 50 m sections are straight, an error is generated equal to
.
Explanation:
No answer description is available. Let's discuss.

18.
Pick up the correct statement from the following :
with both handles in his left hand, the chain man throws out the chain with his right hand and the second chain man assists him to free it from knots
the follower of the chaining operation should be more experienced than the leader
at the end of the tenth chain length, the two chain men meet and the ten arrows are handed over to the leader
all the above.
Explanation:
No answer description is available. Let's discuss.

19.
If Δ is the angle of deflection of a simple curve of radius R, the distance between the mid-point of the curve and long chord, is
.