1. Feb 25, 2007 #1

   shehri

   

   1. The problem statement, all variables and given/known data
   
   
   
   2. Relevant equations
   
   My book mentions a telescope in order to measure velocities of electron.But does not explain why to use it?Plz. tell me why to use a Telescope?Thanks.
   
   3. The attempt at a solution

    

   shehri, Feb 25, 2007
2. 
   Phys.org - latest science and technology news stories on Phys.org

   • • Scarlet macaw DNA points to ancient breeding operation in Southwest
   • • Mathematicians solve age-old spaghetti mystery
   • • New technology can detect hundreds of proteins in a single sample
3. Feb 26, 2007 #2

   berkeman

   

   Staff: Mentor

   Could they mean microscope? AFAIK, Milikan's oil drop experiment was conducted in a small container, and small motions of the oil drops were being observed....
   
   The drawing at the wikipedia.org entry for this experiment definitely calls it a "microscope":
   
   http://en.wikipedia.org/wiki/Oil-drop_experiment

    

   berkeman, Feb 26, 2007

• Log in with Facebook
• Log in with Twitter

Your name or email address:

Do you already have an account?

• No, create an account now.
• Yes, my password is:
• Forgot your password?

Stay logged in