Question: A solid cylindrical needle of diameter d, length L, and density ρ n may float on a liquid surface. Neglect buoyancy and assume a contact

A solid cylindrical needle of diameter d, length L, and density ρ n may €œfloat€ on a liquid surface. Neglect buoyancy and assume a contact angle of 0°. Calculate the maximum diameter needle able to float on the surface.

YL R YL d, L

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