A Disk Has a Moment of Inertia of 2

question 2

Multiple Choice

A disk has a moment of inertia of 2.8 × 10−⁴ kg·m² and rotates with an angular speed of 3.6 rad/sec.What net torque must be applied to bring it to rest within 3.9 s?

• A) 3.9 × 10−⁴ N·m
• B) 3.0 × 10−⁴ N·m
• C) 5.0 × 10−⁴ N·m
• D) 2.6 × 10−⁴ N·m
• E) ​1.4 × 10−⁴ N·m

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Definitions:

Authorization Cards

Documents signed by employees to indicate their desire for a union to represent them, often used in the process of forming a union.

Recognize Union

The formal acceptance by an employer of a labor union as the representative body for its workforce, typically after a majority vote by the employees.

No-Solicitation Rules

Rules set by employers that limit or prohibit the solicitation (including union solicitation) within the workplace, often to maintain workflow and avoid disruptions.

Union Representation

The act of a union acting as an intermediary between its members and the employer, negotiating on behalf of workers to improve their working conditions and rights.