A sphere of diameter `8cm` and mass `275g` floats in a bath of liquid. As the temperature is raised, the sphere begins to sink at a temperature of `40^(0)C`. If the density of the liquid is `1.5g//cm^(3)` at `0^(0)C`, find the coefficient of cubical expansion of the liquid. Neglect the expansion of the sphereA. `12 xx 10^(-4 //^(0))C`B. `25 xx 10^(-4 //^(0))C`C. `15 xx 10^(-4 //^(0))C`D. `115 xx 10^(-4 //^(0))C`

A sphere of diameter `8cm` and mass `275g` floats in a bath of liquid.

1.	A sphere of diameter `8cm` and mass `275g` floats in a bath of liquid. As the temperature is raised, the sphere begins to sink at a temperature of `40^(0)C`. If the density of the liquid is `1.5g//cm^(3)` at `0^(0)C`, find the coefficient of cubical expansion of the liquid. Neglect the expansion of the sphereA. `12 xx 10^(-4 //^(0))C`B. `25 xx 10^(-4 //^(0))C`C. `15 xx 10^(-4 //^(0))C`D. `115 xx 10^(-4 //^(0))C`
Answer» Correct Answer - A `gamma = (d_(0) - d_(t))/(d_(t) xx t),d_(t) = (m)/(V)`

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