4.1.1 - Microscopic Point of View
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Practice Questions
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What is shear stress?
💡 Hint: Think about forces acting in a fluid.
Define viscosity in simple terms.
💡 Hint: Consider how easily a fluid flows.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is shear stress?
💡 Hint: Consider how forces affect fluid movements.
True or False: An increase in temperature always decreases the viscosity of gases.
💡 Hint: Think about how molecules behave at different temperatures.
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Challenge Problems
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What is the kinetic energy per unit volume of a fluid with density 1,000 kg/m^3 flowing at a velocity of 2 m/s? Discuss how viscosity would factor into energy loss during flow.
💡 Hint: Consider how energy is lost to friction in a flowing fluid.
Design an experiment to measure the viscosity of a non-Newtonian fluid like ketchup. What factors would you need to consider?
💡 Hint: Think about how the fluid behaves under different conditions.
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