Task 10 of 36 · Physical · Class 8
Focal relevance
Task
The focal length of the lens is 15 cm from its optical center. What's the focal f in this model?
Your answer
Write your answer, check the solution, then rate it against the criteria.
Task 10 of 36 · Physical · Class 8
Task
The focal length of the lens is 15 cm from its optical center. What's the focal f in this model?
Your answer
Write your answer, check the solution, then rate it against the criteria.