A liquid of density 850 kg//m^3 has an ...

A liquid of density 850 `kg//m^3` has an unknown surface tension . However , it is observed that if rises three times high in a capillary tube as compared to pure water . If the contact angles for both are same , then the surface tension of liquid is (Surface tension of water =`7.0xx10^(-2) N//m`)

0.10 N/m

0.18N/m

0.24 N/m

0.32 N/m

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