Recent content by Zoidberg3001

  1. Z

    Finding theta for Coloumb's law suspension

    My professor said that the angle should be about 30 degrees. It's possible I misheard though. I can't find an error so I think that might be the case.
  2. Z

    Finding theta for Coloumb's law suspension

    Oh jeeze I just cannot type tonight. q = 1.0e-4
  3. Z

    Finding theta for Coloumb's law suspension

    Oops, that's what I get for being in a rush. The length of the rope is 3.0m, q = 1.0e4 and m = .2 kg.
  4. Z

    Finding theta for Coloumb's law suspension

    We were told to find the equation, set it equal to zero and plug in our given mass, charge and length then find the x intercept with a graphing calucator. I get 60 degrees which is about twice what it should be.
  5. Z

    Finding theta for Coloumb's law suspension

    Homework Statement Two spheres are suspended on strings and repel each other. Using the graphing function of your calculator setup and solve a formula to find theta. The length of the rope is 3.0m, q = 1.0e4 and m = .2 kg. Homework Equations F=k*q1*q2/r^2 The Attempt at a Solution Using...
  6. Z

    Elastic Collision with objects of equal masses

    It gives me the angle of ∅2 and by extension ∅1. Because there are no other forces acting on m2 the impulse is in the same direction as the force, which also means that the momentum will be in the same direction. From there, using the conservation of momentum in both the x and y direction I can...
  7. Z

    Elastic Collision with objects of equal masses

    I can't but I think I see what your getting at. Because we know the distance between the center of the circles we should be able to calculate the angle. Using (.35/2)m and radius of .5m I get an angle 20.5 degrees below the horizon.
  8. Z

    Elastic Collision with objects of equal masses

    45° below the horizon? I know it has something to do with this I'm just at a complete loss.
  9. Z

    Elastic Collision with objects of equal masses

    Homework Statement Solve for the Velocity of each mass after the collision. Homework Equations Pi = Pf Ki = Kf The Attempt at a Solution Okay so I've tried setting up a system of equations to solve for the unknown velocity and angles. The problem is that I can't seem to find either unknown...
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