WAEC - Physics (2006 - No. 32)
Which of the following distances is usually adjustable in the camera? The distance between the
lens and the film
diaphragm and the shutter
shutter and the film
diaphragm and the film
Giải thích
The lens and the film: This distance can be adjusted for focusing the image on the film or sensor, while the distance between the diaphragm and the shutter (B) is generally fixed and not usually adjustable.