A Bicycle Wheel of Radius 0

question 38

Multiple Choice

A bicycle wheel of radius 0.70 m is rotating at an angular speed of 6.3 rad/s as it rolls on a horizontal surface without slipping. What is the linear speed of the wheel?

• A)1.4 m/s
• B)28 m/s
• C)0.11 m/s
• D)4.4 m/s
• E)9.1 m/s

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Definitions:

Trachea

Air tube extending from the larynx into the thorax, where it divides to form the bronchi; composed of 16–20 rings of hyaline cartilage.

Nasal Conchae

Curved bony projections located within the nasal cavity that help to increase the surface area for humidifying and filtering inhaled air.

Pseudostratified Ciliated Columnar Epithelium

A type of tissue lining some airways of the respiratory system, characterized by the appearance of being layered but actually consisting of a single layer of cells with varying nuclei heights and possessing cilia.

Nasal Cavity

The hollow space within the nose through which air passes, lined with mucous membrane and responsible for filtering, warming, and humidifying inhaled air.