February 22, 2017

Homework Help: physics

Posted by derrick on Sunday, August 26, 2012 at 12:39pm.

100 lumen of light are incident on an interface which has 25% reflectance. At a point 3cm into the new medium, the amount of transmitted light is measured as 50 lumen. What is the absorptance of the material per cm?

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions