A Wheel Starts from Rest and Has an Angular Acceleration $\alpha$

question 64

Multiple Choice

A wheel starts from rest and has an angular acceleration that is given by $\alpha$ (t) = (6.0 rad/s⁴) t^2. After it has turned through 10 rev its angular velocity is:

• A) 63 rad/s
• B) 75 rad/s
• C) 89 rad/s
• D) 130 rad/s
• E) 210 rad/s

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Definitions:

Coenzymes

Non-protein chemical compounds that bind to an enzyme and help it to catalyze a reaction.

Reversible Inhibitor

A substance that forms weak bonds with an enzyme, temporarily interfering with its function; a reversible inhibitor is either competitive or noncompetitive. Compare with irreversible inhibitor.

Chemical Bonds

The attraction between atoms or molecules that allows the formation of chemical compounds, can be ionic, covalent, or metallic.

Enzyme

Organic compounds that considerably accelerate nearly all chemical processes occurring inside cells.