Solving Aircraft Velocity Problem: FBDs, a-sub-n & Force in x Direction

In summary, The conversation discusses a problem with finding the velocity of point B on a plane, with the individual asking for feedback on their work. They also inquire about the accuracy of their free-body diagrams and whether they need to consider forces in the horizontal direction. The expert summarizer points out the lack of clear FBDs and suggests focusing on the vertical direction.
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  • #2
am i on the right track with my work?
 
  • #3
Jason03 said:
do my FBD's look ok?...and I am trying to figure the velocity of B first,
I don't see any clear FBDs showing the forces acting on the pilot.

does my a-sub-n look ok?...and to find the velocity do I need to find the Forces in the x direction as well...
Just worry about the vertical direction.
 

What is a FBD and why is it important in solving aircraft velocity problems?

A FBD, or a Free Body Diagram, is a visual representation of all the forces acting on an object. It is important in solving aircraft velocity problems because it helps identify and understand the forces that affect the aircraft's motion, which is crucial in determining its velocity.

How does the acceleration of an aircraft affect its velocity?

The acceleration of an aircraft, represented by the letter "a," is directly related to its velocity. In fact, the aircraft's velocity can be calculated by multiplying its acceleration with the time it has been accelerating. This is expressed in the equation v = a * t.

What is the significance of "a-sub-n" in solving aircraft velocity problems?

"a-sub-n" stands for the acceleration in the normal direction, which is the direction perpendicular to the aircraft's motion. This value is important because it affects the aircraft's lift and determines whether it is able to maintain its altitude.

How do you calculate the force in the x-direction in solving aircraft velocity problems?

The force in the x-direction can be calculated by using Newton's second law of motion, which states that force equals mass multiplied by acceleration. In aircraft velocity problems, this force is typically referred to as the thrust force, which is responsible for propelling the aircraft forward.

What are some common mistakes to avoid when solving aircraft velocity problems?

Some common mistakes to avoid when solving aircraft velocity problems include not considering all the forces acting on the aircraft, not properly labeling the forces on the FBD, and using incorrect units in calculations. It is also important to carefully consider the direction of the forces and use proper vector addition techniques.

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