Civil Engineering - Surveying

21.
In chain surveying field work is limited to
linear measurements only
angular measurements only
both linear and angular measurements
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

22.
Two concave lenses of 60 cm focal length are cemented on either side of a convex lens of 15 cm focal length. The focal length of the combination is
10 cm
20 cm
30 cm
40 cm
Answer: Option
Explanation:
No answer description is available. Let's discuss.

23.
If θ is the vertical angle of an inclined sight, δ is the angle of tilt of the staff, the error
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

24.
One of the tacheometric constants is additive, the other constant, is
subtractive constant
multiplying constant
dividing constant
indicative constant.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

25.
The limiting length of an offset does not depend upon
accuracy of the work
method of setting out perpendiculars
scale of plotting
indefinite features to be surveyed.
Answer: Option
Explanation:
No answer description is available. Let's discuss.