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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McGregor's Theory Y

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