Recent content by jmr423

  1. J

    Force on 3 current carrying wires

    :S when i treat it as though its on a plane i get no where... i have tried a bunch of different things and nothing is working to solve c.
  2. J

    Force on 3 current carrying wires

    Homework Statement Two long fixed parallel wires, A and B, are 10cm apart in air and carry 40 A and 20 A, respectively, in opposite directions. Determine the resultant field (a) on a line midway between the wires parallel to them and (b) on a line 8.0 cm from wire A and 18cm from wire B (c)...
  3. J

    Coulomb's law point charges distance for 0 net force

    Thank you very much, i will play around with it however i am not to familiar with radicals so I'm not sure if i will be able to get through it :S
  4. J

    Coulomb's law point charges distance for 0 net force

    Thank you very much :P. I'm not 100% on solving quadratics however I have a 600 page math textbook that I'm working through right now that will cover it. My physics class is 1 year ahead of my math class. :S
  5. J

    Coulomb's law point charges distance for 0 net force

    Sorry i did not type out the values, 5/d^2=7/(1+D)^2 saying that we are finding distance and both the charges are 10^-6 it can cancel out right? Sorry i guess this is more of a math problem if i have the formula right, i really am not sure how to solve this, i have tried but i keep getting...
  6. J

    Coulomb's law point charges distance for 0 net force

    Homework Statement One charge of (+5µC) is placed in the air at exactly x = 0, and a second charge (+7µC) at x = 100cm. where can the third charge be placed so as to experience zero net force due to the other charges? Homework Equations F=KQ1Q2 / D^2 The Attempt at a Solution Q1 =...
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