Sunday
March 29, 2015

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:
Answer:

Related Questions

physics - Linearly polarized light is incident on a piece of polarizing material...
biology - this right: Place numbers beside the statement below to indicate the ...
12 Biology! URGENT! - Is this right: Place numbers beside the statement below to...
12 Biology! URGENT! - Is this right: Place numbers beside the statement below to...
physiology - Gastrin is a hormone secreted into the __________ by the ...
Biology- GI Tract - I have a question regarding the gastric wall. Do the ...
physics - The angle between the polarizer transmission axis and the plane of ...
grade 11 physics - Consider the optical interface between crown glass and ...
Biology - The Stomach - When referring to the lumen of the stomach is that just ...
physics - Light passes from medium 1 to medium 2 where n1>n2. a)Sketch the ...

Members