Glycerin at 30°C Has a Density of 1,260 Kg/m³ and a Viscosity

question 81

Multiple Choice

Glycerin at 30°C has a density of 1,260 kg/m³ and a viscosity of 0.630 Pa s. In a laboratory experiment, some glycerin is forced through a horizontal tube that is 10.0 cm long and 1.00 cm in diameter. The high-pressure end of the tube is held at a gauge pressure of 618 Pa, while the other end is open to the atmosphere. What is the flow rate of the glycerin through the tube?

• A) 1.70 × 10⁻⁶ m³/s
• B) 1.87 × 10⁻⁶ m³/s
• C) 1.95 × 10⁻⁶ m³/s
• D) 2.05 × 10⁻⁶ m³/s
• E) 2.41 × 10⁻⁶ m³/s

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