Calcuate Shear and Bending From Point A to Point B and Point A to Point C. Draw a FBD from point A to point B and another for point A to C indicating what stresses are been calculate. Use the stress tensor and stress cube to Indicate what forces are acting at point A. Force apply at point B is 70lb Distacen from Point A to B is 12 in or 1 feet long Distacen from Point A to C is 3 in Handle diameter 0.625 in

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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Calcuate Shear and Bending From Point A to Point B and Point A to Point C. Draw a FBD from point A to point B and another for point A to C indicating what stresses are been calculate. Use the stress tensor and stress cube to Indicate what forces are acting at point A.

Force apply at point B is 70lb

Distacen from Point A to B is 12 in or 1 feet long

Distacen from Point A to C is 3 in

Handle diameter 0.625 in

### Understanding the Mechanics of a Lug Wrench

#### Diagram Overview

This diagram illustrates the use of a lug wrench to apply force for tightening or loosening a wheel's lug nut. It is crucial for understanding the mechanics behind changing a tire, an essential skill for vehicle maintenance.

#### Detailed Explanation

1. **Upper Diagram**:
   - **Axle**: This is indicated at the top of the diagram. The axle is the central shaft for rotating wheels.
   - **Lug Wrench**: Positioned horizontally, it is labeled from point A to point B. This tool is used to exert torque on the lug nuts.
   - **Distance**: The vertical distance from the axle to the lug wrench is marked as 3 inches. This measurement helps in calculating the torque applied.
   
2. **Lower Diagram**:
   - **Tire**: Depicted as a large circular object, representing the wheel of a vehicle.
   - **Lug Nut**: Placed in the center of multiple bolts, the lug nut is what the wrench acts upon to fasten or release the wheel.
   - **Force (F)**: Illustrated with red arrows, indicating the direction of applied force. One arrow points vertically downward and the other horizontally in line with the lug wrench.
   
#### Mechanical Concept

The diagrams demonstrate the concept of torque, which is a measure of the rotational force applied via the lug wrench. Torque (τ) is calculated as the product of the force (F) and the distance from the pivot point (in this case, the axle), expressed as:

\[ \tau = F \times \text{distance} \]

Understanding this mechanical principle is essential for safely and effectively changing a tire, ensuring that wheels are securely attached to the vehicle.
Transcribed Image Text:### Understanding the Mechanics of a Lug Wrench #### Diagram Overview This diagram illustrates the use of a lug wrench to apply force for tightening or loosening a wheel's lug nut. It is crucial for understanding the mechanics behind changing a tire, an essential skill for vehicle maintenance. #### Detailed Explanation 1. **Upper Diagram**: - **Axle**: This is indicated at the top of the diagram. The axle is the central shaft for rotating wheels. - **Lug Wrench**: Positioned horizontally, it is labeled from point A to point B. This tool is used to exert torque on the lug nuts. - **Distance**: The vertical distance from the axle to the lug wrench is marked as 3 inches. This measurement helps in calculating the torque applied. 2. **Lower Diagram**: - **Tire**: Depicted as a large circular object, representing the wheel of a vehicle. - **Lug Nut**: Placed in the center of multiple bolts, the lug nut is what the wrench acts upon to fasten or release the wheel. - **Force (F)**: Illustrated with red arrows, indicating the direction of applied force. One arrow points vertically downward and the other horizontally in line with the lug wrench. #### Mechanical Concept The diagrams demonstrate the concept of torque, which is a measure of the rotational force applied via the lug wrench. Torque (τ) is calculated as the product of the force (F) and the distance from the pivot point (in this case, the axle), expressed as: \[ \tau = F \times \text{distance} \] Understanding this mechanical principle is essential for safely and effectively changing a tire, ensuring that wheels are securely attached to the vehicle.
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Mechanical Engineering homework question answer, step 1, image 1

  • Find F.B.D. and shear and bending diagram for portion AB and BC.
  • Find stress tensor at A.
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