### Part A**Question:** Using the dolphin's diameter as its characteristic length, what is the Reynolds number as such a dolphin swims at 5.7 m/s in 20°C water?**Input Box for Answer:** \( \text{Re} = \) [Blank field for user input]**Buttons:** - **Submit**- **Request Answer**---### Part B**Question:** What is the drag force acting on the dolphin swimming at this speed?**Instruction:** Express your answer with the appropriate units.**Input Box for Answer:** \( D = \) [Field labeled "Value"] [Field labeled "Units"]**Buttons:** - **Submit**- **Request Answer** ## Problem 5.18At its widest point, the diameter of a bottlenose dolphin is 0.50 m. Bottlenose dolphins are particularly sleek, having a drag coefficient of only about 0.090.### Explanation:This problem provides information about the physical characteristics of bottlenose dolphins, specifically:- **Diameter**: The maximum diameter of a bottlenose dolphin is given as 0.50 meters.- **Drag Coefficient**: This is a dimensionless number that quantifies resistance—lower values indicate less drag. Bottlenose dolphins have a low drag coefficient of 0.090, highlighting their efficient movement through water.There are no graphs or diagrams associated with this problem.

Diameter of a bottle nose dolphin is d = 0.50 m. Drag coefficient is C = 0.09 Velocity of the…

Answered: Part A Using the dolphin's diameter as…

Part A Using the dolphin's diameter as its characteristic length, what is the Reynolds number as such a dolphin swims at 5.7 m/s in 20° C water? ? Re = Submit Request Answer

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

## Problem 5.18

At its widest point, the diameter of a bottlenose dolphin is 0.50 m. Bottlenose dolphins are particularly sleek, having a drag coefficient of only about 0.090.

### Explanation:

This problem provides information about the physical characteristics of bottlenose dolphins, specifically:

- **Diameter**: The maximum diameter of a bottlenose dolphin is given as 0.50 meters.
- **Drag Coefficient**: This is a dimensionless number that quantifies resistance—lower values indicate less drag. Bottlenose dolphins have a low drag coefficient of 0.090, highlighting their efficient movement through water.

There are no graphs or diagrams associated with this problem.

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