A Solid sphere of density rho=rho0(1-r^2...

A Solid sphere of density `rho=rho_0(1-r^2/R^2), 0 ltrleR` just floats in a liquid then density of liquid is– (r is distance from centre of sphere)

`2/5 rho_0`

`5/2 rho_0`

`3/5 rho_0`

`rho_0s`

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