Verified Solution • 2025–26 Session moderate

QNEET-2013-Ph-1610: NEET 2013 Physics - Class 11 NEET-2013-Ph-1610 Solution: The ratio of radii of gyration of a circular ring and a…

The ratio of radii of gyration of a circular ring and a circular disc of the same mass and radius about an axis passing through their centres and perpendicular to their planes are

1:\sqrt{2}

\sqrt{3}:\sqrt{2}

2:1

\sqrt{2}:1

Multiple Choice Options

A $1:\sqrt 2$ 1 : 2 _
B 3:02
C 2:01
D $\sqrt 2 :1$ 2 _ : 1

Step-by-Step Verified Solution

_ I = M K 2 _ K = I M I ring = MR 2 and I disc = 1 2 MR 2 K 1 K 2 = I 1 I 2 = M R 2 ( M R 2 2 ) = 2 : 1

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