A Rectangular Block Is Moving Along a Frictionless Path When

question 11

Multiple Choice

A rectangular block is moving along a frictionless path when it encounters the circular loop as shown.The block passes points 1,2,3,4,1 before returning to the horizontal track.At point 3:

• A)its mechanical energy is a minimum
• B)the forces on it are balanced
• C)it is not accelerating
• D)its speed is a minimum
• E)it experiences a net upward force

---

Definitions:

Thrive At Parties

The ability to enjoy and actively engage in social gatherings, often feeling energized and positive.

Background

The details and experiences that form an individual's history, including cultural, educational, and socioeconomic factors.

Extraversion

A personality trait characterized by sociability, enthusiasm, and activity level.

Introversion

A personality trait characterized by a focus on internal feelings rather than external sources of stimulation, often associated with the preference for solitude and quiet environments.