A liquid of specific weight (ρg) = 9000 N/m3 flow by gravity from a t – McqOptions

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1.	A liquid of specific weight (ρg) = 9000 N/m3 flow by gravity from a tank of 0.3 m height through a 1.2 mm diameter capillary tube at a rate of 0.004 m3/hr as shown in the figure. Sections 1 and 2 are at atmospheric pressure. Neglecting entrance effects and friction in the large tank, compute the viscosity of the liquid. Assume kinetic energy correction factor α = 2.0.
A.	8.9 × 10-4 kg / m-s
B.	10 × 10-4 kg / m-s
C.	6.9 × 10-4 kg / m-s
D.	3 × 10-4 kg / m-s
Answer» D. 3 × 10-4 kg / m-s

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