Home Physics System of Particles Rotational Motion Statement Based Statement I: The radius of gyration of a bod…
Physics System of Particles Rotational Motion Statement Based MCQ (Single Correct)

Statement I: The radius of gyration of a body is a variable quantity.

Statement II: The radius of gyration of a body about an axis of rotation may be defined as the root mean square distance of the particle from the axis of rotation.
In the light of the above statements, choose the most appropriate answer from the options given below.

A
Both Statement I and Statement II are incorrect.
B
Statement I is correct but Statement II is incorrect.
C
Statement I is incorrect but Statement II is correct.
D
Both Statement I and Statement II are correct.

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Text Solution

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The correct answer is:
D

Both Statement I and Statement II are correct.

Radius of gyration of a body is a variable quantity. Its value depends on the location of the axis of rotation.
Radius of gyration of a body about a given axis is

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