Free Body Diagrams: All Forces Acting on Cart & Mass

In summary, a free body diagram is a visual representation of all the forces acting on an object, used to analyze its motion. To create one, you must identify external forces and label them with arrows on a simplified sketch. The purpose of a free body diagram is to understand and analyze forces affecting an object's motion. It can be used for objects in motion to make predictions and calculations. The key elements of a free body diagram include the object, external forces, and labeled arrows representing the direction and magnitude of each force.
  • #1
pureouchies4717
99
0
would this be all the forces acting on this cart and on the mass (minus friction of course)

freebodydiagram.jpg
 
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  • #2
Instead of Fn for the mass hanging, you may want to write tension.
 
  • #3


Yes, a free body diagram represents all the forces acting on an object, including those acting on the cart and the mass. This includes both external forces, such as gravity and applied forces, as well as internal forces, such as tension in a rope or compression in a spring. Friction would also be included as a force acting on the cart and mass, unless it is specifically stated that friction is negligible. Free body diagrams are a useful tool for analyzing the forces acting on an object and understanding its motion.
 

1. What is a free body diagram?

A free body diagram is a visual representation of all the forces acting on an object. It is used to analyze the motion of an object and understand the forces that are causing that motion.

2. How do you create a free body diagram?

To create a free body diagram, you first need to identify all the external forces acting on the object. These include gravitational force, normal force, frictional force, and applied force. Then, draw a simplified sketch of the object and label each force with an arrow pointing in the direction of the force.

3. What is the purpose of a free body diagram?

The purpose of a free body diagram is to help us understand and analyze the forces acting on an object. It allows us to identify the direction and magnitude of each force, and how they are affecting the object's motion.

4. Can a free body diagram be used for objects in motion?

Yes, a free body diagram can be used for objects in motion. In fact, it is most commonly used to analyze the motion of an object. By understanding the forces acting on the object, we can predict its future motion and make calculations about its velocity and acceleration.

5. What are the key elements of a free body diagram?

The key elements of a free body diagram include the object being analyzed, all the external forces acting on the object, and the direction and magnitude of each force. It is important to label each force and draw them as vectors, with the arrow representing the direction and the length representing the magnitude of the force.

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