A capillary tube is 30 mm long and 1 mm bore. The head required to produce a flow rate of 8 mm^3/s is 30 mm. The fluid density is 800 kg/m^3. Calculate the dynamic viscosity of the oil.
(a) 20.1 cP
(b) 24.1 cP
(c) 20.0 cP
(d) 24.0 cP
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This intriguing question comes from Viscosity Measurement topic in section Fluid Flow and Mixing of Bioprocess Engineering