Surveying
Pick up the correct statement from the following. The difference between the longitudes of the places is obtained.

By subtracting their longitudes if places are in the same hemisphere
All of these
By subtracting the sum of their longitudes exceeding 180° from 360° if places are in different hemispheres
By adding their longitudes if places are in the different hemispheres

ANSWER DOWNLOAD EXAMIANS APP

Surveying
In triangulation surveys

The area is divided into triangular figures
Sides are not measured excepting the base line
All listed here
Control stations are located from which detailed surveys are carried out

ANSWER DOWNLOAD EXAMIANS APP