47. Solving a chemistry problem
49. What is the viscosity of glycerin if it flows out of a capillary with a length of 6 * 10-3 m, a cross-sectional radius of r \u003d 14 * 10-3 m at a speed of v / τ \u003d 14 * 10 m3 / s under pressure P \u003d 200 N / m2.
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