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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What happens to shear stress in a fluid at rest?
💡 Hint: Think about forces acting on fluids that are not moving.
Question 2
Easy
Define gauge pressure.
💡 Hint: Consider how we measure pressure relative to the surrounding atmosphere.
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 gauge pressure?
- A measure of pressure below atmospheric pressure
- A measure of pressure above atmospheric pressure
- Equal to absolute pressure
💡 Hint: Think about how we define pressure on a gauge.
Question 2
True or False: Atmospheric pressure is constant at all altitudes.
- True
- False
💡 Hint: Consider what happens when you climb mountains.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the gauge pressure at a depth of 5 meters in a lake where water density is 1000 kg/m³. Assume atmospheric pressure is 101.3 kPa.
💡 Hint: Use the hydrostatic pressure equation and subtract atmospheric pressure.
Question 2
Discuss how the capillary rise would change if the diameter of the tube is reduced to half while keeping the liquid and substrate material the same.
💡 Hint: Think about the relationship between tube diameter and height of liquid rise.
Challenge and get performance evaluation