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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is surface tension?
💡 Hint: Think of why raindrops are round.
Question 2
Easy
Name a common example of surface tension.
💡 Hint: Consider creatures that can walk on liquid.
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 surface tension?
- A force on the liquid surface
- The weight of liquid
- A chemical property
💡 Hint: Remember the elastic skin analogy.
Question 2
True or False: Capillarity occurs in all types of tubes equally.
- True
- False
💡 Hint: Think about tube diameter.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the height of a liquid column that rises in a capillary tube with a diameter of 2mm and surface tension of 0.072 N/m.
💡 Hint: Convert units carefully, and use appropriate density.
Question 2
Discuss how varying the contact angle affects the capillary rise in a tube.
💡 Hint: Consider the relationship between adhesive and cohesive forces.
Challenge and get performance evaluation