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A wheel of mass 10 kg has a moment of inertia of 10 kgm² about its own axis. The radius of gyration will be
Options
(a) 10 m
(b) 8 m
(c) 6 m
(d) 4 m
Correct Answer:
4 m
Explanation:
I=MK² = 160
K² = 160/M=160/10=16
K=4 m.
Related Questions: - If the terminal speed of a sphere of gold (density=19.5 kg/m³) is 0.2 m/s
- The upper half of an inclined plane of inclination θ is perfectly smooth while lower
- A body of mass 120 kg and density 600 kg/m³ floats in water.
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Topics: Motion of system of Particles and Rigid Body
(73)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If the terminal speed of a sphere of gold (density=19.5 kg/m³) is 0.2 m/s
- The upper half of an inclined plane of inclination θ is perfectly smooth while lower
- A body of mass 120 kg and density 600 kg/m³ floats in water.
- The value of workdone for rotating a magnet of magnetic moment M by an angle θ in external
- A gramophone record is revolving with an angular velocity ?. A coin is placed at
Topics: Motion of system of Particles and Rigid Body (73)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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