Recent content by mags

  1. M

    Package A Races Down the Ramp: How Long Does it Take?

    that's all I'm given...
  2. M

    How many revolutions does the merry go round make as it stops?

    thanks a bunch...solved it!
  3. M

    How many revolutions does the merry go round make as it stops?

    i don't understand...
  4. M

    Package A Races Down the Ramp: How Long Does it Take?

    Two packages at UPS start sliding down the 20 degree ramp.Package A has a mass of 5.0kg and a coefficient of friction of 0.20. Package B has a mass of 10 kg and a coefficient of 0.15. how long does it take package A to reach the bottom...
  5. M

    How many revolutions does the merry go round make as it stops?

    Homework Statement A 5.0m diameter merry go round is initially turning with a 4.0s period. It slows down and stops in 20 s. How many revolutions does the merry go round make as it stops? Homework Equations w=v/r v=2(pi)r/T The Attempt at a Solution v=2(pi)2.5/4 =3.9 m/s w=v/r...
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