A Ventilation Fan Has Blades 0

question 32

Multiple Choice

A ventilation fan has blades 0.25 m in radius rotating at 30 rpm.What is the tangential speed of each blade tip?

• A) 0.02 m/s
• B) 0.52 m/s
• C) 0.79 m/s
• D) 20 m/s

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Definitions:

Genetic Identical

Organisms or cells that have exactly the same DNA sequence in all of their genes.

Totipotent

Cells that have the potential to develop into any cell type in an organism, including embryonic and extraembryonic tissues.

Nuclei

Nuclei are the centralized organelles found in eukaryotic cells, containing most of the cell's genetic material (DNA).

Tadpole

The larval stage of amphibians, particularly frogs and toads, characterized by a tail for swimming and gills for breathing.