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Two liquids of densities d1, and d2, and coefficient of viscosities ni and n2 are found to flow through a capillarytube at the same rate. Find the ratio of n, and n2? |
| Answer» EXPLANATION:Given : Two liquid of density and of coefficient of viscosity and .FLOWING through a capillary tube at same rate.We are ASKED to find RATIO of and .We have Poiseuille's formula : But we know : THEREFORE : Hence we get required answer. | |