The moment of inertia of a uniform thin rod of length $L$ and mass $M$ about an axis passing through a point at a distance of $\frac{L}{4}$ from one of its ends and perpendicular to the rod is:

  • A
    $\frac{ML^2}{6}$
  • B
    $\frac{ML^2}{12}$
  • C
    $\frac{7ML^2}{24}$
  • D
    $\frac{7ML^2}{48}$

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Two spheres each of mass $M$ and radius $\frac{R}{2}$ are connected at the ends of a massless rod of length $2R$. What will be the moment of inertia of the system about an axis passing through the centre of one of the spheres and perpendicular to the rod?

Match Column-$I$ with Column-$II$:
Column-$I$Column-$II$
$(1)$ Perpendicular Axis Theorem$(a)$ $I = I_C + Md^2$
$(2)$ Parallel Axis Theorem$(b)$ $I_z = I_x + I_y$

Where, $d =$ distance between two parallel axes.

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