In chain surveying tie lines are primarily provided ............

A change point is ............

Survey is conducted at 40° C and the measured length was 5 km. If the chain was standardized at 20° C and co-efficient o…

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

In any closed traverse, if they survey work is correct, then ............

An axis about which the telescope can be rotated in a horizontal plane is called ............

In geodetic surveys higher accuracy is achieved, if ............

Substense bar is an instrument used for ............

If the whole circle bearing of a line is 270° its reduced bearing is ............