F 3D 800 lb yу F2 = 425 lb 70
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Question
1- The problem sketch shows___loads.
2-The moment load(the couple) has a magnitude of___N*m.
3-The resultant moment induced by all of the loads has a magnitude of___N*m.

Transcribed Image Text:### Analysis of Forces on a Beam Support
**Introduction**
This diagram illustrates a beam support subjected to two forces, \( F_1 \) and \( F_2 \), applied at different angles. Understanding the directions and magnitudes of these forces is crucial for ensuring the structural integrity and stability of the beam.
**Description of Forces**
- **Force \( F_1 \):**
- Magnitude: \( 800 \) lb
- Direction: The force \( F_1 \) is applied downward at an angle relative to the y-axis. It angles outward from the origin point where the x, y, and z axes intersect.
- **Force \( F_2 \):**
- Magnitude: \( 425 \) lb
- Direction: The force \( F_2 \) is also applied downward but at a different angle compared to \( F_1 \). It diverges from the origin point, intersecting the x, y, and z axes.
**Angle Specifications**
- \( \theta \) (Theta): It is the angle between force \( F_2 \) and the line formed by the intersection of the x and y axes.
- \( \phi \) (Phi): It represents the angle between the negative y-axis and force \( F_1 \).
- The angle between the perpendicular projection of \( F_1 \) on the x-axis is given as \( 70^\circ \).
**Axes Orientation**
- The origin point where all forces converge is marked by the intersection of three axes:
- **x-axis**: Horizontal axis (perpendicular to the length of the beam structure).
- **y-axis**: Vertical axis (aligned to the length of the upward support column).
- **z-axis**: Orthogonal to both the x and y axes.
**Structural Setup**
The beam is supported by a vertical column anchored to a base plate with bolts. These bolts are essential in ensuring the structure remains firmly attached to the ground, counteracting the forces applied.
**Practical Application**
In engineering and architectural design, analyzing the forces acting on beams and supports is vital for:
- Determining load-bearing capacity.
- Ensuring stability under various load conditions.
- Preventing structural failures through appropriate design and material selection.
Understanding these principles aids in constructing safe and efficient structures.
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