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

question 66

Multiple Choice

The end of the cutting cord on a gas-powered weed cutter is 0.15 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) 628 m/s
• B) 25 m/s
• C) 19 m/s
• D) 63 m/s

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Definitions:

Biological Markers

Indicators or measurable substances in the body that can signify health conditions, genetic predispositions, or disease states.

Genetic Variation

The diversity in gene frequencies within a species, which contributes to differences among individuals, including susceptibility to diseases, and physical and psychological characteristics.

Classificatory Schemes

Systems or methods used for organizing, categorizing, or grouping entities based on certain criteria or characteristics.

Physical Differences

Variations in bodily attributes among individuals or groups, often incorrectly used as a basis for discriminatory practices.