1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
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 analysis point charges

  1. Jul 15, 2010 #1
    1. The problem statement, all variables and given/known data
    i think i may have solved this but im worried im wrong because it seemed too simple. I wouldn't bother posting too check except that its for an assignment..... the question is in the attachment- can someone please check this!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

    2. Relevant equations

    3. The attempt at a solution



    F_4,2=(3*10^(-6)^2*9*10^9)/(〖0.6〗^2+〖0.3〗^2 )
    =0.18cosθ+0.18 sinθ


    Attached Files:

  2. jcsd
  3. Jul 15, 2010 #2


    User Avatar

    that looks correct,
  4. Jul 15, 2010 #3
    thanks ush - cant get the other one though
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook