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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What are the three basic dimensions in fluid mechanics?
💡 Hint: Think fundamental physics dimensions.
Question 2
Easy
Define velocity.
💡 Hint: Think of its formula.
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 dynamic viscosity a measure of?
- Resistance to flow
- Mass per volume
- Weight per volume
💡 Hint: Consider how thick versus thin liquids behave.
Question 2
True or False: Viscosity increases with temperature in both liquids and gases.
- True
- False
💡 Hint: Think of how syrup behaves when heated.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A fluid has a dynamic viscosity of 0.85 Pa.s and flows through a pipe with a radius of 0.1 m. Calculate the shear stress if the flow velocity is 2 m/s.
💡 Hint: Use the definition linking shear stress to viscosity and flow parameters.
Question 2
If a liquid's density is 1200 kg/m³ and the acceleration due to gravity is 9.81 m/s², what is its specific weight?
💡 Hint: Recall the formula for specific weight.
Challenge and get performance evaluation