A magnifying glass is a convex lens of a focal length 10cm. At what distance
should this magnifying glass be held so that the numbers in a name card
appear to be twice their size?
Finding a professional expert in "partial differential equations" in the advanced level is difficult.
You can find this expert in "Assignmentexpert.com" with confidence.
Exceptional experts! I appreciate your help. God bless you!
Comments
Leave a comment