How to find the center of mass of a disk with a hole?

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  • Опубліковано 12 вер 2024
  • How to find the center of mass of a disk with a hole?
    IIT-JEE question
    <a href='pngtree.com/so... png from pngtree.com/</a>

КОМЕНТАРІ • 12

  • @frankchiwele2856
    @frankchiwele2856 3 місяці тому

    This is nice 👏👏👏👏
    Thank you 🙏

  • @aamirrashid4019
    @aamirrashid4019 2 роки тому +1

    Thanks Sir, very informative video, many concept clear in this video,

  • @aamirrashid4019
    @aamirrashid4019 2 роки тому +1

    Let's share this video on social media, for physics lovers

  • @AbdulRahman-jz3px
    @AbdulRahman-jz3px Рік тому +1

    Hi, what if the disc is intact or without holes, how about Ycom, Xcom and Zcom?

    • @ThePhysicsGuru
      @ThePhysicsGuru  Рік тому

      If the disk is having no holes it's center of mass is exactly at its geometric center.

    • @ThePhysicsGuru
      @ThePhysicsGuru  Рік тому

      And if the disk has hole: Remember for any object the center of mass always lies on its line of symmetry. The disk with hole has x-axis as line of symmetry thus center of mass is located on x-axis only.

    • @AbdulRahman-jz3px
      @AbdulRahman-jz3px Рік тому

      @@ThePhysicsGuru If the disk is having no holes it's center of mass is exactly at its geometric center. does this mean if the disk has a diameter of 80 mm with a disk thickness of 3 mm, then the location of the center of mass on the x and y axes (Xcom and Ycom) is the size of the radius or 40 mm and the location of the center of mass on the z (Zcom) axis is 1/ 2 of its thickness or 1.5 mm if the dish is perpendicular to the z axis, is this correct?

    • @ThePhysicsGuru
      @ThePhysicsGuru  Рік тому +1

      @@AbdulRahman-jz3px Yes you are absolutely right. We can say that the center of mass will be located at body center (1.5 mm deep inside the disk from the surface and below the geometric center of the circular surface. Think the disk as a solid cylinder with very less thickness. You know that center of mass of a cylinder will be at its body center.

    • @AbdulRahman-jz3px
      @AbdulRahman-jz3px Рік тому

      @@ThePhysicsGuru Thank you very much sir, I'm looking forward to your other videos

  • @TheGamingProNL
    @TheGamingProNL Рік тому +1

    Thank you legend! But you missed the y coordinate

    • @ThePhysicsGuru
      @ThePhysicsGuru  Рік тому

      Thanks for your comment. I intentionally missed the y-coordinate as it is already understood to be zero, since the center of mass always lies on the line of symmetry, which is x axis here. I really appreciate your comment, my video would have been more informative if I had done that also. I will definitely do it for next videos.

  • @aamirrashid4019
    @aamirrashid4019 2 роки тому

    Done