A hollow sphere and solid sphere of the same radius rotate about their diameters with the same angular velocity and angular momentum. Then the ratio o

Question

A hollow sphere and solid sphere of the same radius rotate about their diameters with the same angular velocity and angular momentum. Then the ratio o

A hollow sphere and solid sphere of the same radius rotate about their diameters with the same angular velocity and angular momentum. Then the ratio of their masses is
A. `3:8`
B. `5:8`
C. `3:5`
D. `5:3`

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - C
`(I_(1))/(I_(2))=((2)/(3)m_(1)R_(1)^(2))/((2)/(5)m_(2)R_(2)^(2))=(5m_(1))/(3m_(2)) " " therefore (m_(1))/(m_(2))=(3)/(5)`

4 views Answered 2023-02-05 15:29