Saturday
September 24, 2016

Homework Help: physics

Posted by TP on Thursday, November 10, 2011 at 5:12pm.

A screen is placed exactly one meter away from an illuminated test pattern. A lens placed between them forms a clear (focused) image of the pattern on the screen when the center of the lens is 200 mm from the test pattern. What is the focal length of the lens? ( cm)

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions