Recent content by gamma-guy

  1. G

    Capacitance Homework Help: Equations, Tips and a Helpful Datasheet

    Thanks guys, ill look over it. Any help with Q4?
  2. G

    Capacitance Homework Help: Equations, Tips and a Helpful Datasheet

    Homework Statement Ive got these questions and I am not quite sure where to start. if someone could point me to the equations to use for Q1 and Q4, id appreciate it. As for Q2 and Q3, I need help with how to determine if its in series or parallel and how to properly add them. Homework...
  3. G

    Question about Electric Fields and Charges

    Ok, so the forces (Q to q1) + (Q to q2) + (Q to q3) = 0?
  4. G

    Question about Electric Fields and Charges

    Thank you, i really appreciate it. Am I right in assuming the Force from Q to q1 = Q to q3? Or Q to q1 - Q-q3 = 0?
  5. G

    Question about Electric Fields and Charges

    Homework Statement So I was given some questions as practice, and I can't seem to do them. Here is a link to the questions: http://i.imgur.com/ZmkqCAV.jpg (the answers are in square brackets) Ive only been able to calculate Q3 and Q2 so far. I would really especially like help with Q1. I've...
  6. G

    Energy Conservation Spring Pulling Mass Up Incline Plane

    How did you get that equation?
  7. G

    Centre of mass of this boomerang?

    Thank you very much for the help, but I am afraid I am not quite sure i understand? :sorry:
  8. G

    Centre of mass of this boomerang?

    Homework Statement I have an image with the question here: http://imgur.com/TGG9VTx.jpg The red text is the answer. I haven't been able to get it without contradicting what I've been told. Homework Equations I know m1x1 + m2x / m1+m2 is centre of mass in 2d plane, but I don't know how that...