17.3 - Wind Tunnel Testing
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Practice Questions
Test your understanding with targeted questions
What is drag force?
💡 Hint: Think about the force slowing down an object.
Define lift force.
💡 Hint: It's the force that helps an airplane rise.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the drag coefficient (Cd)?
💡 Hint: Think about what this term describes in physics.
True or False: Lower drag coefficients lead to increased drag force.
💡 Hint: Consider what drag represents.
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Challenge Problems
Push your limits with advanced challenges
A car with a frontal area of 2.8 m² and a drag coefficient of 0.35 moves at a speed of 40 m/s. Calculate the drag force experienced by the car.
💡 Hint: Plug in the values carefully using the drag equation.
Discuss the implications of increasing the drag coefficient on vehicle performance.
💡 Hint: Consider how drag affects travel efficiency.
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