Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Help me with this questions so I can review for my exam.

  1. Jun 17, 2008 #1
    1. The problem statement, all variables and given/known data
    A woman of height 1.7 meters stands directly in front of a convex mirror 2.0 meters away. The mirror has a radius of curvature, R=-50cm. Find the location and size of a woman's image using the ray diagram and mirror/lens equation.


    2. The speed of light in a material is 2.50x10^8 meters per second. What is the index of refraction of the material?

    2. Relevant equations

    3. The attempt at a solution
    1. di=22.22

    2. Dont know
  2. jcsd
  3. Jun 17, 2008 #2
    why dont you look in your book for "index of refraction" and see what it says?
  4. Jun 17, 2008 #3
    This website has the information you need:

    http://www.sasked.gov.sk.ca/docs/physics/u3a22phy.html [Broken]
    Last edited by a moderator: May 3, 2017
  5. Jun 17, 2008 #4
    Is number 1 right?
  6. Jun 17, 2008 #5
    I got 1.2 for 2
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook