Recent content by Orion73

  1. O

    Need to calculate the friction coefficient

    Assuming that the object started at rest, calculate the net acceleration using v^2=u^2+2as.Now divide g into horizontal and vertical components. Take frictional force along the plane opposite to the direction of motion. Net acceleration a=g.cos 45°-f, where first is frictional retardation. Find...
  2. O

    Calculate the radius of this rotating wheel

    How did you get the second equation??
  3. O

    Calculate the radius of this rotating wheel

    As for the rotating wheel angular speed is constant at all points, use 2.5v/r=v/(r-5).Answer obtained is 8.333334
  4. O

    Are physics and fundamental chemistry only necessary to become a physicist?

    Does the understanding and application of physics and fundamental chemistry is only required to be physicist? Or you have to be be equally apt in chemistry??
  5. O

    Can Physics Enthusiasts Expand Their Knowledge and Aid Others on PF?

    I am here to learn, and if possible withiny compassed knowledge.. To help others
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