a picture of height 25mm is to be enlarged to height of 1m,by projecting it into a screen which is 5m away from projecting lens.
calculate:
I) the distance of the picture from the lens
ll) the focal length of the lens?
In Mathematics
1 Answers Available
Asked by moriah on 19th October, 2021
Ask Your Own Question
Quick Questions
See More Mathematics Questions
Answers ({{ comment_count }})
Please wait...
Modal title
Report
Block User
{{ feedback_modal_data.title }}