A Mechanic Is Examining the Wheel of a Bicycle to Adjust

question 24

Multiple Choice

A mechanic is examining the wheel of a bicycle to adjust the brake. With the bicycle off the ground, he manually rotates the wheel until it reaches an angular speed of 12.0 rad/s and then allows it to coast to a stop. If the wheel has a moment of inertia of 0.100 kg∙m², and the wheel slows to a stop in 160 s, what is the magnitude of the retarding torque?

• A) 1.00 Nm
• B) 0.00750 Nm
• C) 0.0787Nm
• D) 1.33 Nm
• E) 1.67 Nm

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Definitions:

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Accounts used to track money spent or costs incurred in a company's operation to generate revenue.

Year-End Closing Process

The series of steps taken to close out business accounts at the end of the fiscal year, preparing the books for the next fiscal period.

Fees Earned

Income generated from providing services, regarded as a revenue for the entity performing the service.

Rent Revenue

Earnings from property that is leased to others for use.