Surveying
An aerial photograph may be assumed as

Central projection
Orthogonal projection
Parallel projection
None of these

ANSWER DOWNLOAD EXAMIANS APP

Surveying
A ’level line’ is a

line parallel to the mean spheriodal surface of earth
line passing through the objective lens and the eye-piece of a dumpy or tilting level
line passing through the center of cross hairs and the center of eye piece
horizontal line

ANSWER DOWNLOAD EXAMIANS APP