Recent content by meaganl

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    Finding the force of the femur on the knee cap.

    I have the same problem posted here https://www.physicsforums.com/showthread.php?t=641022 where you can click and view a bigger image
  2. M

    Finding the force of the femur on the knee cap.

    Homework Statement The diagram of the leg shows the femur (1) and tibia (2). The quadriceps muscle (3) applies a force to the lower leg via a tendon (4) that is embedded with the kneecap (5). If the force applied by the muscle to the tendon is FM = 420 N, what is the force of the femur on...
  3. M

    Calculating force of the femur on the knee cap.

    Homework Statement The diagram of the leg shows the femur (1) and tibia (2). The quadriceps muscle (3) applies a force to the lower leg via a tendon (4) that is embedded with the kneecap (5). If the force applied by the muscle to the tendon is FM = 420 N, what is the force of the femur on...
  4. M

    Forces acting on a two object system using free body diagram

    Homework Statement A force of magnitude F= 7.30 N pushes three boxes with masses m1= 1.80kg, m2= 3.00kg and m3= 4.20kg, on a level surface. Draw a free body diagram showing all the individual forces acting on the system consisting of boxes 2 and 3 together. Indicate the directions of the...