A Circular Disk of Radius 2

question 29

Multiple Choice

A circular disk of radius 2.0 m rotates, starting from rest, with a constant angular acceleration of 20.0 rad/s². What is the tangential acceleration of a point on the edge of the disk at the instant that its angular speed is 1.0 rev/s?

• A)40 m/s²
• B)79 m/s²
• C)110 m/s²
• D)120 m/s²
• E)zero m/s²

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Definitions:

Implied Uncertainty

The degree of uncertainty inferred from a situation or model, often without explicit quantification.

Strategic Fit

The degree to which an organization is matching its resources and capabilities with the opportunities in the external environment.

Functional Strategies

Specific, smaller-scale plans designed to achieve objectives within a company's individual departments or functions, such as marketing or finance.

Supply Chain Uncertainty

The unpredictability in the supply chain processes that can lead to risks and challenges in meeting demand.