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A vessel contains oil (density =0.8gm//c...

A vessel contains oil (density `=0.8gm//cm^3`) over mercury (density `=13.6gm cm^3`). A homogeneous sphere floats with half its volume immersed in mercury and the other half in oil. The density of the material of the sphere in `gm//cm^3` is

A

14.4

B

7.2

C

3.6

D

12.2

Text Solution

Verified by Experts

The correct Answer is:
B
`vdg=v_(1)d_(1)g+v_(2)d_(2)g`
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