Recent content by Jbray

  1. J

    Finding the center of mass of an incomplete circle

    I updated the units. I also found out that the answer is supposed to be 70.3mm but I still can't figure out how to get that.
  2. J

    Finding the center of mass of an incomplete circle

    Homework Statement Locate the x coordinate of the center of mass of the homogeneous rod bent into the shape of a circular arc. Take r = 170 . The arc goes from (-5/6) to (5/6)pi (counterclockwise). It has a radius of 170mm.Homework Equations x=rcosθ, y=rsinθ, dL=r*dθThe Attempt at a Solution...
  3. J

    Fidning the center of mass of an incomplete circle

    Homework Statement Locate the x coordinate of the center of mass of the homogeneous rod bent into the shape of a circular arc. Take r = 170 . The arc goes from (-5/6) to (5/6)pi (counterclockwise). It has a radius of 170mm.Homework Equations x=rcosθ, y=rsinθ, dL=r*dθThe Attempt at a Solution...