Surveying
The difference of parallax for a given difference in elevation is independent of

Overall size of the photo graphs
Percentage of overlap
All listed here
Focal length of the camera

ANSWER DOWNLOAD EXAMIANS APP

Surveying
For a line AB

both (A) and (B) are correct
the forebearing of AB and back bearing of AB differ by 180°
the forebearing of AB and back bearing of BA differ by 180°
none is correct

ANSWER DOWNLOAD EXAMIANS APP