Surveying
The line of collimation method of reduction of levels, does not provide a check on

Back sights
Reduced levels
Fore sights
Intermediate sights

ANSWER DOWNLOAD EXAMIANS APP

Surveying
For a line AB

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

ANSWER DOWNLOAD EXAMIANS APP