The Speed of a Particle Moving in a Circle 2

question 39

Multiple Choice

The speed of a particle moving in a circle 2.0 m in radius increases at the constant rate of 4.4 m/s². At an instant when the magnitude of the total acceleration is 6.0 m/s², what is the speed of the particle?

• A) 3.9 m/s
• B) 2.9 m/s
• C) 3.5 m/s
• D) 3.0 m/s
• E) 1.4 m/s

---

Definitions:

Natural Hazards

Phenomena that occur in nature like earthquakes, floods, and hurricanes, which can pose risks to human health, safety, and property.

Observation

The act of monitoring, recording, or noting phenomena using the senses or scientific instruments.

Specific Measurements

Specific measurements refer to precise quantitative assessments made for particular variables or parameters in a study or observation.

Developing

Undergoing growth or progress, often used in the context of countries, organizations, or technologies.