When 1 cm on a map represents 10 m on the ground, the representative fraction of the scale is ............

In setting up a plane table at any station ............

The following readings correspond to the check at the end of a page of level field book but they are not given in the or…

Sensitiveness of bubble tube can be increased by ............

Accidental or compensating errors of length L are proportional to ............

Which of the following is not used in measuring perpendicular offsets?

For the construction of highway (or railway) ............

It is more difficult to obtain good results while measuring horizontal distance by stepping ............

The instrument, belonging to a class of reflecting instrument is ............