Two Objects, M₁ and M₂, Both of Mass M, Are

question 105

Multiple Choice

Two objects, m₁ and m₂, both of mass m, are placed on a horizontal platform which is rotating at a constant angular velocity. m₁ is located at a distance R from the axis of rotation and m₂ is located at a R. The tangential acceleration of mass m₁ ____ to the tangential acceleration of m₂.

• A) is less than
• B) is equal to
• C) is greater than
• D) depends how fast it is rotating
• E) unable to tell

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Definitions:

Bargaining Unit

A collection of workers who share common interests and are represented by a single union in negotiations with their employer.

NLRB

The National Labor Relations Board, a federal agency overseeing the enforcement of U.S. labor laws in relation to collective bargaining and unfair labor practices.

NLRB Certification

The official recognition by the National Labor Relations Board that a labor union is the authorized representative of a group of employees for collective bargaining purposes.

Employee Free Choice Act

Proposed U.S. legislation intended to ease the process for employees to form, join, or assist labor unions and to provide for mandatory injunctions for unfair labor practices during organizing efforts.