[Civil Engineering MCQs] Vertical Photograph Coincides With The

Vertical Photograph Coincides With The _____

[A] Direction of the line of sight
[B] Direction of lens
[C] Direction of aperture
[D] Direction of gravity

The correct answer for Vertical Photograph Coincides With The is Direction of gravity
Explanation: The aerial photograph consists of a vertical photograph which is made of the camera axis which is made to coincide with the direction of gravity. The optical axis must be first made straight in order to continue further.