Saturday
December 20, 2014

Homework Help: physics

Posted by alessandra on Wednesday, December 5, 2012 at 12:54pm.

4. A beam of light in water enters a plastic block (index of refraction=1.40(a) if the angle of incidence is 40, what is the angle of refraction in the plastic?(b) at what angle must the beam be incident on the plastic if the refraction angle is to be 30?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics - 1.A beam of light passes through the air and enters a diamond at an ...
physics - 3. a beam of light enters water from air.(a) if its angle of incidence...
Physics - General Physics - Violet light and red light travel through air and ...
Physics. - A beam of light passes from air to ethanol, with index of refraction ...
Physics Word Problem - using Snell's Law (sin(theta1)/sin(theta2) = v1/v2 where...
Physics Word Problem - using Snell's Law (sin(theta1)/sin(theta2) = v1/v2 where...
Physics HELP PLS!!! - I, for the life of me, cannot figure out this equation: ...
Science - Compare the angle of refraction with the angle of incidence for all ...
physics - The angle of incidence and the angle of refraction for light going ...
Physics...please help - A beam of light passes from air to ethanol, with index ...

Search
Members