Recent content by jillf

  1. J

    Evaluate the integral by converting to polar coordinates

    That solves the problem! Thank you very much!
  2. J

    Evaluate the integral by converting to polar coordinates

    Homework Statement Evaluate the integral integral from 0 to 1 of (integral from y to sqrt(2-y^2) of (3(x-y))dxdy) by converting to polar coordinates. Homework Equations x = rcos(theta) y = rsin(theta) The Attempt at a Solution By drawing a picture of the bounds, I...
  3. J

    Velocity of spring being made to go in a circle

    Oops! I did a hasty calculation in my head... thanks for catching that! It makes perfect sense, too- thank you very much.
  4. J

    Velocity of spring being made to go in a circle

    Homework Statement A 5 kg block is attached to the end of a spring with relaxed length 0.5 m and spring constant 250 N/m. The free end of the spring is held stationary and the block is made to go in a circle of radius 0.75 m, thus stretching the spring. What is the speed of the block...
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