The angular speed of a body changes from `omega_1` to `omega_2` without applying a torque but due to change in its moment of inertia. The ratio of radii of gyration in the two cases is :-A. `omega_(2):omega_(1)`B. `omega_(2)^(1//2):omega_(1)^(1//2)`C. `omega_(2)^(2):omega_(1)^(2)`D. `(1)/(omega_(2)):(1)/(omega_(1))`

The angular speed of a body changes from `omega_1` to `omega_2` withou

1.	The angular speed of a body changes from `omega_1` to `omega_2` without applying a torque but due to change in its moment of inertia. The ratio of radii of gyration in the two cases is :-A. `omega_(2):omega_(1)`B. `omega_(2)^(1//2):omega_(1)^(1//2)`C. `omega_(2)^(2):omega_(1)^(2)`D. `(1)/(omega_(2)):(1)/(omega_(1))`
Answer» Correct Answer - B `I_(1)omega_(1) = I_(2)omega_(2)`.

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