Q. If F is the pull applied at the ends of tape in kg, l is the length of tape between end marks in metres, w is the weight of the tape in kg per metre run, then sag correction

View solution

Q. Correction per chain length of 100 links along a slope of α° is

View solution

Q. The Trapezoidal rule of volumes V of an embankment divided into a number of sections equidistant D, is given by

View solution

Q. Correction per chain length of 100 links along a slope of α radians, is

View solution

Q. In quadrantal bearing system, back bearing of a line may be obtained from its forward bearing, by

View solution

Q. Pick up the correct statement from the following:

View solution

Q. Pick up the method of surveying in which field observations and plotting proceed simultaneously from the following

View solution

Q. While viewing through a level telescope and moving the eye slightly, a relative movement occurs between the image of the levelling staff and the cross hairs. The instrument is

View solution

Q. In chain surveying field work is limited to

View solution

Q. 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

View solution

Q. One of the tacheometric constants is additive, the other constant, is

View solution

Q. The limiting length of an offset does not depend upon

View solution

Q. The most reliable method of plotting a theodolite traverse, is

View solution

Q. The difference of level between a point below the plane of sight and one above, is the sum of two staff readings and an error would be produced equal to

View solution

Q. Offsets are measured with an accuracy of 1 in 40. If the point on the paper from both sources of error (due to angular and measurement errors) is not to exceed 0.05 cm on a scale of 1 cm = 20 m, the maximum length of offset should be limited to

View solution

Q. The bearings of the lines AB and BC are 146° 30' and 68° 30'. The included angle ABC is

View solution

Q. For a closed traverse the omitted measurements may be calculated

View solution

Q. The slope correction for a length of 30 m along a gradient of 1 in 20, is

View solution

Q. The main principle of surveying is to work

View solution

Q. For the construction of highway (or railway)

View solution