A Playground Merry-Go-Round Has a Radius of 3

question 29

Multiple Choice

A playground merry-go-round has a radius of 3.0 m and a rotational inertia of 600 kg∙m².It is initially spinning at 0.80 rad/s when a 20-kg child crawls from the center to the rim.When the child reaches the rim the angular velocity of the merry-go-round is:

• A)0.62 rad/s
• B)0.73 rad/s
• C)0.77 rad/s
• D)0.91 rad/s
• E)1.1 rad/s

---

Definitions:

Technologically Advanced

Characterized by the use of the latest technology, innovations, and systems to improve efficiency and capability.

Information System

A set of components that work together to manage and process data, transforming it into useful information for decision-making.

Collusion

A secret agreement or cooperation between two or more parties for a fraudulent, illegal, or deceitful purpose, often in business or trade practices.

Internal Control System

An internal control system encompasses the rules, procedures, and measures implemented by an organization to safeguard assets, enhance the reliability of financial reports, and ensure compliance with laws and regulations.