VOA VOB Cart B Cart A Cart A has a mass of 4.7 kg and Cart B has a mass of 1.1 kg. Before a collision, Cart A was moving to the right with a speed of 3.9 m/s and Cart B was moving to the left with the same speed (3.9 m/s). After the collision, Cart B was moving to the right with a speed of 3.9 m/s. For this problem, a velocity pointing to the right is positive and a velocity pointing to the left is negative. Assume that during the collision, the only forces on the carts that were significant were the forces they exerted on each other (external forces from sources other than the carts were either negligible or they were balanced by other external forces). In units of meters per second, what was the final velocity of Cart A? (The sign, positive or negative, is important.)

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Cart A has a mass of 4.7 kg and Cart B has a mass of 1.1 kg.  Before a collision, Cart A was moving to the right with a speed of 3.9 m/s and Cart B was moving to the left with the same speed (3.9 m/s).  After the collision, Cart B was moving to the right with a speed of 3.9 m/s.  For this problem, a velocity pointing to the right is positive and a velocity pointing to the left is negative.  Assume that during the collision, the only forces on the carts that were significant were the forces they exerted on each other (external forces from sources other than the carts were either negligible or they were balanced by other external forces).  In units of meters per second, what was the final velocity of Cart A? (The sign, positive or negative, is important.)

**Collision Physics Problem:**

**Diagram Explanation:**
The image shows two carts before a collision. Cart A is on the left, moving right, while Cart B is on the right, moving left. Each has an associated velocity vector indicating direction and speed.

**Problem Statement:**

- **Cart A**:
  - Mass: 4.7 kg
  - Initial Velocity (\(v_{0A}\)): 3.9 m/s to the right

- **Cart B**:
  - Mass: 1.1 kg
  - Initial Velocity (\(v_{0B}\)): 3.9 m/s to the left

**Scenario:**
- Before the collision, Cart A moves to the right, and Cart B moves to the left, both with a speed of 3.9 m/s.
- After the collision, Cart B moves to the right with a speed of 3.9 m/s.
- Define rightward velocity as positive and leftward as negative.

**Assumptions:**
- The only forces considered are those between the carts during the collision.
- Other external forces are negligible or balanced.

**Question:**
Determine the final velocity of Cart A in meters per second. Consider the direction's sign (positive or negative) as important.
Transcribed Image Text:**Collision Physics Problem:** **Diagram Explanation:** The image shows two carts before a collision. Cart A is on the left, moving right, while Cart B is on the right, moving left. Each has an associated velocity vector indicating direction and speed. **Problem Statement:** - **Cart A**: - Mass: 4.7 kg - Initial Velocity (\(v_{0A}\)): 3.9 m/s to the right - **Cart B**: - Mass: 1.1 kg - Initial Velocity (\(v_{0B}\)): 3.9 m/s to the left **Scenario:** - Before the collision, Cart A moves to the right, and Cart B moves to the left, both with a speed of 3.9 m/s. - After the collision, Cart B moves to the right with a speed of 3.9 m/s. - Define rightward velocity as positive and leftward as negative. **Assumptions:** - The only forces considered are those between the carts during the collision. - Other external forces are negligible or balanced. **Question:** Determine the final velocity of Cart A in meters per second. Consider the direction's sign (positive or negative) as important.
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