The End of the Cutting Cord on a Gas-Powered Weed

question 22

Multiple Choice

The end of the cutting cord on a gas-powered weed cutter is 0.21 m in length.If the motor rotates at the rate of 20 rev/s,what is the tangential speed of the end of the cord?

• A)13 m/s
• B)4.2 m/s
• C)26 m/s
• D)2.7 m/s

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Definitions:

Uracil

A nitrogenous base found in RNA that pairs with adenine and replaces thymine during DNA transcription.

Golgi Bodies

Organelles found in cells that are involved in modifying, sorting, and packaging proteins and lipids for secretion or delivery to other organelles.

Proteins

Large, complex molecules essential for the structure, function, and regulation of the body's cells, tissues, and organs.

Microtubules

Cylindrical structures within the cell that play roles in cell division, shape, and transport of cellular components.