A Playground Merry-Go-Round with a Radius of 1

question 33

Multiple Choice

A playground merry-go-round with a radius of 1.8 m and a rotational inertia of 120 kg m² is stationary. A child with a mass of 25 kg gets on and walks around the edge of the merry-go-round. How many revolutions around the merry-go-round must the child make in order for the merry-go-round to make one full revolution?

• A)2.5 revolutions
• B)1.5 revolutions
• C)3.0 revolutions
• D)1.0 revolutions
• E)2.0 revolutions

Recognize the application and benefits of quantitative management approaches in solving business problems.

Identify the characteristics and management of open and closed systems.

Explain the role of network models in project management.

Describe the principles of contingency thinking and its application in management.

---

Definitions:

Vitamin A

A fat-soluble vitamin important for growth, vision, immune system function, and skin health.

Food Choices

The selection of foods based on personal preferences, cultural practices, nutritional values, and environmental factors.

Vending Machines

Automated machines that dispense products—such as snacks, beverages, and even electronics—to consumers after money, a credit card, or a specially designed card is inserted.

Body Image

A person’s idea of how his or her body looks.