16.4 - Flow Over a Sphere: GATE 2017 Question
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Practice Questions
Test your understanding with targeted questions
Define drag force in the context of fluid dynamics.
💡 Hint: Think of forces working against motion.
What signifies laminar flow?
💡 Hint: The type of flow seen in calm waters.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the drag coefficient quantify?
💡 Hint: Think about forces acting on bodies in a fluid.
True or False: A higher Reynolds number always indicates laminar flow.
💡 Hint: Consider what Reynolds number signifies regarding flow.
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Challenge Problems
Push your limits with advanced challenges
A sphere of diameter 250 mm is placed in water (density = 1000 kg/m³) and flows at a speed of 4 m/s. Compute the drag force if C = 0.5.
💡 Hint: Ensure you keep units consistent!
How would introducing turbulence affect the Reynolds number calculation for the same sphere and fluid conditions explained above?
💡 Hint: Consider what turbulent flow signifies!
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