Stadia tacheometry was discovered by James Watt in the year ............

The altitude of a traverse leg is obtained by multiplying its length by ............

The stadia intercept on a fixed hair instrument vertically held is 1 m. If its constants are 800 and 0.5 and total numbe…

ABCD is a rectangular plot of land. If the bearing of the side AB is 75°, the bearing of DC is ............

If a chain is used at a temperature ............ the temperature at which it was calibrated, the error in measured lengt…

Surveys which are carried out to provide a national grid of control for preparation of accurate maps of large areas, are…

The length of peg interval for flat curves is ............

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

The operation of making the algebraic sum of latitudes and departures of a closed traverse, each equal to zero, is known…