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प्रश्न
A solid sphere is rotating in free space. If the radius of the sphere is increased while keeping the mass the same, which one of the following will not be affected?
विकल्प
Angular velocity
Angular momentum
Moment of inertia
Rotational kinetic energy
MCQ
उत्तर
Angular momentum
Explanation:
Because no external torque operates in free space, angular momentum remains constant.
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