Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define heat transfer.
💡 Hint: Consider the energy movement due to temperature.
Question 2
Easy
What does Fick's First Law describe?
💡 Hint: Think about constant concentration gradients.
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 is Fick's Second Law primarily used for?
- Steady-state diffusion
- Time-dependent diffusion
- None of the above
💡 Hint: It relates to how concentrations evolve, think about time.
Question 2
True or False: The Lewis number is the ratio of mass diffusivity to thermal diffusivity.
- True
- False
💡 Hint: Remember the order of properties in the definition.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider a food drying process where the air temperature is 50°C, while the humidity is decreased. How does the heat and mass transfer relationship affect drying time?
💡 Hint: Think about how heat and humidity interact in drying.
Question 2
In a cooling tower, explain how you would calculate the Lewis number if given values for thermal diffusivity and mass diffusivity.
💡 Hint: Focus on the definition and rearrange values as needed.
Challenge and get performance evaluation