A solid sphere and a hollow sphere of the same mass have the same m...

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A solid sphere and a hollow sphere of the same mass have the same moments of inertia about their respective diameters, the ratio of their radii is
(1) \( (5)^{1 / 2}:(3)^{1 / 2} \)
(2) \( (3)^{1 / 2}:(5)^{1 / 2} \)
(3) \( 3: 2 \)
(4) \( 2: 3 \)
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