8. An object weighing 240 N is supported by a uniform 135 N horizontal beam as shown in the figure. The length of the beam is 2.40 m and the distance (x) is 1.95 m. Find the tension in the guy wire that is connected to the wall if the angle = 39º. N A

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### Physics Problem: Finding Tension in a Guy Wire

**Problem Statement**

An object weighing 240 N is supported by a uniform 135 N horizontal beam as shown in the figure. The length of the beam is 2.40 m and the distance \( x \) is 1.95 m. Find the tension in the guy wire that is connected to the wall if the angle \( \theta = 39^\circ \).

**Solution Steps**

1. **Identify Forces and Moments:**
   - Weight of the object \( W = 240 \text{ N} \).
   - Weight of the beam \( w = 135 \text{ N} \).
   - Tension in the guy wire \( T \).
   - Angle between the guy wire and the beam \( \theta = 39^\circ \).

2. **Diagram Analysis:**
   - The beam is supported horizontally and held in position by a wire inclined at 39°.
   - The object is hanging at a distance \( x = 1.95 \text{ m} \) from the wall.
   - The beam's total length \( L = 2.40 \text{ m} \).

3. **Equilibrium Conditions:**
   - Sum of vertical forces must be zero.
   - Sum of horizontal forces must be zero.
   - Sum of moments (torques) about any point must be zero (typically about the wall).

**Diagram Description**

The diagram illustrates:

- A horizontal beam attached to a wall at one end.
- A load hanging from the beam near the outer end.
- A guy wire connected from the end of the beam to the wall at an angle \( \theta \).
- The distance \( x \) from the wall to the point where the load is attached is given.
- The lengths and forces are labeled accordingly.

Enter the calculated tension in the guy wire in the provided box.

**Answer** (Enter in the box): _________ N

**Illustration Description:**

- **Beam:** Horizontal beam connected to a wall.
- **Load:** Object weighing 240 N hanging from the beam.
- **Guy Wire:** Wire holding the beam at an angle \( \theta = 39^\circ \).
- **Dimensions:** Beam length 2.40 m, distance \( x \) is 1.95 m.
Transcribed Image Text:### Physics Problem: Finding Tension in a Guy Wire **Problem Statement** An object weighing 240 N is supported by a uniform 135 N horizontal beam as shown in the figure. The length of the beam is 2.40 m and the distance \( x \) is 1.95 m. Find the tension in the guy wire that is connected to the wall if the angle \( \theta = 39^\circ \). **Solution Steps** 1. **Identify Forces and Moments:** - Weight of the object \( W = 240 \text{ N} \). - Weight of the beam \( w = 135 \text{ N} \). - Tension in the guy wire \( T \). - Angle between the guy wire and the beam \( \theta = 39^\circ \). 2. **Diagram Analysis:** - The beam is supported horizontally and held in position by a wire inclined at 39°. - The object is hanging at a distance \( x = 1.95 \text{ m} \) from the wall. - The beam's total length \( L = 2.40 \text{ m} \). 3. **Equilibrium Conditions:** - Sum of vertical forces must be zero. - Sum of horizontal forces must be zero. - Sum of moments (torques) about any point must be zero (typically about the wall). **Diagram Description** The diagram illustrates: - A horizontal beam attached to a wall at one end. - A load hanging from the beam near the outer end. - A guy wire connected from the end of the beam to the wall at an angle \( \theta \). - The distance \( x \) from the wall to the point where the load is attached is given. - The lengths and forces are labeled accordingly. Enter the calculated tension in the guy wire in the provided box. **Answer** (Enter in the box): _________ N **Illustration Description:** - **Beam:** Horizontal beam connected to a wall. - **Load:** Object weighing 240 N hanging from the beam. - **Guy Wire:** Wire holding the beam at an angle \( \theta = 39^\circ \). - **Dimensions:** Beam length 2.40 m, distance \( x \) is 1.95 m.
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