Civil Engineering Surveying Online Test Series, Civil Engineering MCQ

Hydrographic surveys deal with the mapping of

An ideal vertical curve to join two gradients, is

Pick up the correct statement from the following :

The intercept of a staff

The radius of curvature of the arc of the bubble tube is generally kept

If S is the length of a subchord and R is the radius of simple curve, the angle of deflection between its tangent and sub-chord, in minutes, is equal to

The real image of an object formed by the objective, must lie

In chain surveying tie lines are primarily provided

Pick up the correct statement from the following :

One of the Lehmann’s rules of plane tabling, is

The accuracy of measurement in chain surveying, does not depend upon

Closed contours of decreasing values towards their centre, represent

Diopter is the power of a lens having a focal length of

An imaginary line joining the points of equal elevation on the surface of the earth, represents

The ‘fix’ of a plane table station with three known points, is bad if the plane table station lies

If R is the radius of the main curve, θ the angle of deflection, S the shift and L the length of the transition curve, then, total tangent length of the curve, is

In chain surveying field work is limited to

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

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

The limiting length of an offset does not depend upon

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

Pick up the correct statement from the following:

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

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

Accuracy of ‘fix’ by two point problem, is

A bearing of a line is also known as

True meridians are generally preferred to magnetic meridians because

Pick up the correct statement from the following :

The most reliable method of plotting a theodolite traverse, is

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