A Flywheel Is Initially Rotating at 20 Rad/s and Has

question 89

Multiple Choice

A flywheel is initially rotating at 20 rad/s and has a constant angular acceleration.After 9.0 s it has rotated through 450 rad.Its angular acceleration is:

• A)3.3 rad/s
• B)4.4 rad/s
• C)6.7 rad/s
• D)11 rad/s
• E)48 rad/s

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Definitions:

Corn Laws

The tariffs, subsidies, and restrictions enacted by the British Parliament in the early nineteenth century to discourage imports and encourage exports of grain.

Imports

Products or services imported from one country into another for the purpose of selling or utilization.

Exports

Goods or services produced in one country and sold to buyers in other countries.

Bushel

A unit of volume that is used in the United States for measuring agricultural commodities, such as grains.