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: Vector field

  1. Jun 20, 2005 #1
    A vector field is difined by A = f(r)r.

    a) show that f(r) = constant/r^3 if divergence A equal to zero.

    b) show that curl A is alway equal to zero
     
  2. jcsd
  3. Jun 20, 2005 #2

    StatusX

    User Avatar
    Homework Helper

    Do you know the equations for divergence and curl in spherical coordinates?
     
  4. Jun 20, 2005 #3
    yes i known.
     
  5. Jun 20, 2005 #4

    StatusX

    User Avatar
    Homework Helper

    so plug it in........
     
  6. Jun 20, 2005 #5
    i think you mean, find a divergence and curl in a spherical coordinates. vector r is represent r, theta and phe
     
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook