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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define mass transfer coefficient.
💡 Hint: Think about its relevance in engineering applications.
Question 2
Easy
What is diffusion?
💡 Hint: Consider how perfume spreads in a room.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What primarily drives mass transfer?
- Temperature
- Pressure
- Concentration difference
💡 Hint: Consider what initiates movement from one area to another.
Question 2
True or False: Diffusion is only significant in laminar flow.
- True
- False
💡 Hint: Think about where diffusion happens commonly.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a concentration gradient of 0.1 kg/m³ across a boundary layer thickness of 0.01 m and knowing the mass transfer coefficient is 2 m/s, calculate the mass transfer rate.
💡 Hint: Focus on the mass transfer formula.
Question 2
Evaluate how the increase in turbulence due to higher flow rates might impact k and resultant mass transfer in a wastewater treatment scenario.
💡 Hint: Consider how eddies affect mobility in fluids.
Challenge and get performance evaluation