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NEET 2023 Physics and Chemistry Solved Paper Code F1
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Question : 1
Total: 100
PHYSICS
SECTION-A
The ratio of radius of gyration of a solid sphere of mass
M
and radius
R
about its own axis to the radius of gyration of the thin hollow sphere of same mass and radius about its axis is
[NEET 2023]
5
:
3
2
:
5
5
:
2
3
:
5
None of Above *
Validate
Solution:
👈: Video Solution
Radius of gyration of solid sphere about its own axis
=
√
2
5
R
Radius of gyration of hollow sphere about its own axis
=
√
2
3
R
⇒ Required ratio
=
√
2
5
×
√
3
2
=
√
3
5
* None of the option is correct (correct answer is
√
3
5
)
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