A Sculptor Is Sharpening a Chisel on Grindstone of Radius

question 17

Multiple Choice

A sculptor is sharpening a chisel on grindstone of radius 1.0 m that is spinning with a constant angular speed of 2.0 rad/s.
-What is the tangential speed of a point on the rim of the grindstone?

• A)zero m/s
• B)0.5 m/s
• C)1.0 m/s
• D)2.0 m/s
• E)4.0 m/s

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Definitions:

Empirical Economics

The branch of economics that analyzes data to understand and explain economic phenomena.

Economic Theories

Systematic frameworks for analyzing economic phenomena, developed to explain and predict economic patterns and behaviors.

Normative Statement

An assertion that expresses a value judgment or opinion about what ought to be, rather than what is empirically verifiable.

Post Hoc

A logical fallacy that assumes a cause-and-effect relationship simply because one event follows another in time.