A CD with a Diameter of 12

question 27

Multiple Choice

A CD with a diameter of 12.0 cm starts from rest and with a constant angular acceleration of 1.0 rad/sec² acquires an angular velocity of 5.0 rad/sec. The CD continues rotating at 5.0 rad/sec for 15 seconds and then slows to a stop in 12.0 second with a constant angular acceleration. What is the angular distance traveled by a point 4.0 cm from the center, at the time 2.0 seconds from the start?

• A) 2.0 rad
• B) 4.0 rad
• C) 6.0 rad
• D) 8.0 rad
• E) 10.0 rad

---

Definitions:

Grades

Levels of quality or performance, often used to categorize or rank things such as academic results or material purity.

Employers

Individuals or organizations that hire and pay employees for their labor.

Educational Level

The highest degree or level of school completed, often influencing employment opportunities, income potential, and social status.

High-Productivity People

Individuals who are able to produce a significant amount of output or work efficiently within a shorter period compared to others.