Two lenses have power of (a) +2D ,(b) -4D. Find the nature and focal length of each lens.
Answers
Answered by
12
plzz mark as brainliest answer if it helps yoy☺☺☺
Attachments:
srtrtayal3:
thank you
yr wlcm dea
Answered by
1
hope it helps you
thank you
Attachments:
Similar questions