Answered: Is Cross-Sectional Area (CSA) or Drag…

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Is Cross-Sectional Area (CSA) or Drag Coefficient (Cdrag) a better predictor of Drag Force (Fdrag)?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter14: Fluid Mechanics

Section: Chapter Questions

Problem 95P: A skydiver will reach a terminal velocity when the air drag equals his or her weight. For a skydiver...

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Concept explainers

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”

Question

Is Cross-Sectional Area (CSA) or Drag Coefficient (C_drag) a better predictor of Drag Force (F_drag)?

Expert Solution

Step 1

Drag force is just like friction force that opposed the motion of object in fluid.

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