Multiple choice general knowledge

If you are using a film with an ISO of 100 on a sunny day, a good exposure guess would be:

  1. f/8 @ 1/60

  2. f/11 @ 1/500

  3. f/16 @ 1/125

  4. f/22 @ 1/250

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

On a sunny day with ISO 100 film, the 'Sunny 16' rule suggests f/16 with shutter speed 1/ISO (1/100 or 1/125). The closest standard shutter speed is 1/125. This rule is a foundational exposure guideline for daylight photography.