8. (a) A glass tube 0.15mm in diameter is dropped in glycerin which surface tension is 0.0632Nm-1. Calculate the contact angle if the glycerin rises to a height of 14cm - 2 marks. (the density of glycerin is 1250kgm-3 and g = 9.8ms-2).

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Oluwatobilobatijani4idn Oluwatobilobatijani4idn

06-07-2024
Physics

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8. (a) A glass tube 0.15mm in diameter is dropped in glycerin which surface tension is 0.0632Nm-1. Calculate the contact angle if the glycerin rises to a height of 14cm - 2 marks. (the density of glycerin is 1250kgm-3 and g = 9.8ms-2).

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