1.1 - Introduction by Prof. Ravi Krishna
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Practice Questions
Test your understanding with targeted questions
What does Fick's law state about the direction of flux?
💡 Hint: Think about how on a gradient things flow.
What happens to diffusion as density increases?
💡 Hint: Relate density to movement difficulties.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does Fick's first law of diffusion state?
💡 Hint: Think about how substances spread.
True or False: Higher molecular weight generally increases the rate of diffusion.
💡 Hint: Recall how size impacts movement.
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Challenge Problems
Push your limits with advanced challenges
Given a diffusion coefficient of 0.001 m²/s and a concentration change across a distance of 2 m of 0.5 mol/m³, calculate the expected flux.
💡 Hint: Pay attention to units while substituting values.
Analyze how reducing the temperature of a medium would affect the diffusion of a pollutant in it.
💡 Hint: Consider the effect of temperature on molecular motion.
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Reference links
Supplementary resources to enhance your learning experience.