The plotting of small areas which can be commanded from a single station, is usually done on the plane table by the method of ............

The rise and fall method ............

Grid lines are parallel to ............

In a simple curve, "External distance" is the distance between ............

While measuring a chain line between two stations A and B intervened by a raised ground ............

In a direct vernier, the smallest division of a vernier is ............ the smallest division of its primary scale.

While viewing through a level telescope and moving the eye slightly, a relative movement occurs between the image of the…

An imaginary line tangent to the longitudinal curve of the bubble tube at its middle points is called ............

A 30 m chain after measuring a distance of 6000 m was found to be 10 cm more than the designated length. If the chain wa…