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When a gas is heated its viscosity will ___________

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in Bioprocess Engineering by (80.7k points)
When a gas is heated its viscosity will ___________

(a) Increase

(b) Decrease

(c) Remain same

(d) Slightly increase

I got this question in a national level competition.

I'd like to ask this question from Factors Affecting Broth Viscosity in chapter Fluid Flow and Mixing of Bioprocess Engineering

1 Answer

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Best answer
The correct answer is (a) Increase

To elaborate: A gas’s viscosity increases when heated (more energy causing more movement + therefore more friction because particles are hitting each other). Decreases when cooled.

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