Figure shows two cylindrical rods whose center of mass is marked as $A$ and $B$ . Line $AB$ divides the region in two parts one containing point $O$ (region $1$ ) and other containing point $O'$ (region $2$ ). Choose the correct option regarding the center of mass of the combined system.

819-570

  • A

    The center of mass of the system lies in region $1$

  • B

    The center of mass of the system lies in region $2$

  • C

    The center of mass of the system lies on line $AB$

  • D

    The center of mass of the system may lie in region $1$ or region $2$ depending on the mas of the rods

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