2. Which of the following FBD's (Free-Body Diagrams) is most likely to represent an object that is accelerating upward? +"+"+"+ (A) (B) (C) (D)

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### Understanding Free-Body Diagrams (FBDs)

Free-Body Diagrams (FBDs) are essential tools in physics used to represent forces acting on an object. In this material, you will learn to interpret FBDs and identify when an object is accelerating or at equilibrium. 

#### Question 2:

**Which of the following FBD’s (Free-Body Diagrams) is most likely to represent an object that is accelerating upward?**

The options provided are four different Free-Body Diagrams (A, B, C, D), each depicting an object with various forces acting on it.

**Option A:** A vertical upward arrow, a horizontal arrow pointing to the right, and a vertical downward arrow, which is shorter than the upward arrow.

**Option B:** A vertical upward arrow, a horizontal arrow pointing to the left, and a vertical downward arrow, which is longer than the upward arrow.

**Option C:** A vertical upward arrow, a horizontal arrow pointing to the right, and a vertical downward arrow that is equal in length to the upward arrow.

**Option D:** A vertical upward arrow, a horizontal arrow pointing to the left, and a vertical downward arrow that is the same length as the upward arrow.

**Best answer:**
Explain your reasoning:

---

#### Question 3:

**Using the same four FBD choices shown in the previous problem, which is most likely to be an object with zero net force acting on it?**

**Best answer:**
Explain your reasoning:

---

### Detailed Explanation:

#### 1. Vertical Forces and Acceleration:

- When analyzing the vertical forces in an FBD, if the upward force is greater than the downward force, the object will accelerate upward.
- If the upward force equals the downward force, the object remains in equilibrium (no vertical acceleration).

#### 2. Horizontal Forces and Equilibrium:

- If the horizontal forces are balanced (equal in magnitude and opposite in direction), there will be no horizontal acceleration.

### Graphs/Diagrams Explanation:

Each diagram (A, B, C, D) is a graphical representation of forces acting on an object. The arrows indicate the direction and relative magnitude of each force. Longer arrows depict stronger forces compared to shorter ones.

- **Diagram (A):** Shows an object with a net upward force, likely causing an upward acceleration.
- **Diagram (B):** Displays a stronger downward force than upward force, suggesting downward acceleration.
- **Diagram (C
Transcribed Image Text:### Understanding Free-Body Diagrams (FBDs) Free-Body Diagrams (FBDs) are essential tools in physics used to represent forces acting on an object. In this material, you will learn to interpret FBDs and identify when an object is accelerating or at equilibrium. #### Question 2: **Which of the following FBD’s (Free-Body Diagrams) is most likely to represent an object that is accelerating upward?** The options provided are four different Free-Body Diagrams (A, B, C, D), each depicting an object with various forces acting on it. **Option A:** A vertical upward arrow, a horizontal arrow pointing to the right, and a vertical downward arrow, which is shorter than the upward arrow. **Option B:** A vertical upward arrow, a horizontal arrow pointing to the left, and a vertical downward arrow, which is longer than the upward arrow. **Option C:** A vertical upward arrow, a horizontal arrow pointing to the right, and a vertical downward arrow that is equal in length to the upward arrow. **Option D:** A vertical upward arrow, a horizontal arrow pointing to the left, and a vertical downward arrow that is the same length as the upward arrow. **Best answer:** Explain your reasoning: --- #### Question 3: **Using the same four FBD choices shown in the previous problem, which is most likely to be an object with zero net force acting on it?** **Best answer:** Explain your reasoning: --- ### Detailed Explanation: #### 1. Vertical Forces and Acceleration: - When analyzing the vertical forces in an FBD, if the upward force is greater than the downward force, the object will accelerate upward. - If the upward force equals the downward force, the object remains in equilibrium (no vertical acceleration). #### 2. Horizontal Forces and Equilibrium: - If the horizontal forces are balanced (equal in magnitude and opposite in direction), there will be no horizontal acceleration. ### Graphs/Diagrams Explanation: Each diagram (A, B, C, D) is a graphical representation of forces acting on an object. The arrows indicate the direction and relative magnitude of each force. Longer arrows depict stronger forces compared to shorter ones. - **Diagram (A):** Shows an object with a net upward force, likely causing an upward acceleration. - **Diagram (B):** Displays a stronger downward force than upward force, suggesting downward acceleration. - **Diagram (C
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