A cubical block of steel of each side equal to is floating on mercury in a vessel. The…
Physics · JEE Advanced · NTA Exams — Properties of Solids and Liquids
A cubical block of steel of each side equal to is floating on mercury in a vessel. The densities of steel and mercury are ρs and ρm. The height of the block above the mercury level is given by
- \(\ell\left(1+\frac{\rho_{\mathrm{s}}}{\rho_{\mathrm{m}}}\right)\)
- \(\ell\left(1-\frac{\rho_{\mathrm{s}}}{\rho_{\mathrm{m}}}\right)\)
- \(\ell\left(1+\frac{\rho_{\mathrm{m}}}{\rho_{\mathrm{s}}}\right)\)
- \(\ell\left(1-\frac{\rho_{\mathrm{m}}}{\rho_{\mathrm{s}}}\right)\)
Answer
(B) (1- _ s _ m )
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