Abstract: | The effect of normal stresses on the behavior of the fluidity of viscoelastic liquids is considered. Expressions are proposed for calculating the velocity fields and skin friction coefficients in circular pipes.Institute of Thermophysics, Siberian Division, Academy of Sciences of the USSR, Novosibirsk. Translated from Mekhanika Polimerov, No. 6, pp. 1123–1126, November–December, 1970. |