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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the definition of density?
💡 Hint: Think of what density means in everyday terms.
Question 2
Easy
How does specific gravity relate to water?
💡 Hint: Consider how heavier or lighter substances compare to water.
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 the relationship between shear stress and velocity gradient according to Newton's law?
- They are inversely proportional
- They are directly proportional
- They are independent
💡 Hint: Think about how shear stress changes with flow speed.
Question 2
True or False: Specific gravity of a substance greater than 1 indicates it is lighter than water.
- True
- False
💡 Hint: Consider the definition of specific gravity.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have two fluid samples. Liquid A has a density of 1200 kg/m³, and Liquid B has a density of 800 kg/m³. Calculate the specific gravity of both liquids.
💡 Hint: Remember to compare each density with the density of water.
Question 2
Design an experiment to illustrate how viscosity changes with temperature. What observations would you make?
💡 Hint: Consider practical examples like oil or syrup.
Challenge and get performance evaluation