Direction Of Instaneous Velocity

In summary, the direction of instantaneous velocity refers to the direction of an object's motion at a specific moment and is a vector quantity that includes both magnitude and direction. It is different from the direction of average velocity, which represents an object's overall motion over a given period of time. The direction of instantaneous velocity can change as an object's motion changes and is represented mathematically by a vector. Factors such as external forces, changes in speed or acceleration, and changes in direction can affect the direction of instantaneous velocity.
  • #1
Bashyboy
1,421
5
Hello,

I am wondering if someone could possible explain the direction that instantaneous velocity possesses without actually having to use the word "tangent," or explanations containing that word. Is it possible? I feel like if we explained it in different terms--especially for me!--we would understood more intuitively.

Thank you
 
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  • #2
Tangent just means parallel. The velocity is parallel to the trajectory at that point.
 

FAQ: Direction Of Instaneous Velocity

What is the definition of direction of instantaneous velocity?

The direction of instantaneous velocity is the direction in which an object is moving at a specific point in time. It is a vector quantity that includes both magnitude (speed) and direction.

How is the direction of instantaneous velocity different from the direction of average velocity?

The direction of instantaneous velocity refers to the direction of an object's motion at a specific moment, while the direction of average velocity is the direction of an object's overall motion over a given period of time. Average velocity can be calculated by dividing the total displacement by the total time, while instantaneous velocity is calculated using the derivative of the position function.

Can the direction of instantaneous velocity change?

Yes, the direction of instantaneous velocity can change as an object's motion changes. This can occur if the object's speed changes, or if the object changes direction.

How is the direction of instantaneous velocity represented mathematically?

The direction of instantaneous velocity is represented by a vector in the form of an arrow pointing in the direction of motion. The length of the arrow represents the speed of the object, and the direction of the arrow represents the direction of motion.

What factors can affect the direction of instantaneous velocity?

The direction of instantaneous velocity can be affected by external forces acting on the object, changes in the object's speed or acceleration, and changes in the direction of the object's motion. Other factors such as friction, air resistance, and gravity can also impact the direction of instantaneous velocity.

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