Displacement crossed with velocity?

In summary, displacement crossed with velocity is a mathematical concept used in physics to describe an object's motion. It is calculated by multiplying an object's displacement and velocity, and the resulting unit is meters squared per second (m^2/s). It tells us about the rate of change of an object's displacement over time and can be negative if the object is moving in the opposite direction of its displacement. This concept is also related to other physical quantities such as acceleration and force, making it an important concept in understanding the motion of objects in physics.
  • #1
Maybe_Memorie
353
0
I was reading Kleppner and Kolenkow's An Introduction to Mechanics, and in one of the problems you're given a force vector as a fuction of time. You're given initial conditions and asked to compute velocity and position, then asked to find the cross product of position and velocity, that is rXv.

Is there any physical significance of the quantity rXv?
 
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  • #2
Maybe_Memorie said:
Is there any physical significance of the quantity rXv?
Consider how the angular momentum of a particle is defined.
 

What is displacement crossed with velocity?

Displacement crossed with velocity is a mathematical concept used in physics to describe the motion of an object. It is the product of an object's displacement and its velocity, and is represented by the symbol d x v.

How is displacement crossed with velocity calculated?

To calculate displacement crossed with velocity, you simply multiply the object's displacement (in meters) by its velocity (in meters per second). The resulting unit for displacement crossed with velocity is meters squared per second (m2/s).

What does displacement crossed with velocity tell us about an object's motion?

Displacement crossed with velocity is a measure of the rate at which an object's displacement is changing over time. It tells us how quickly an object is moving and in what direction.

Can displacement crossed with velocity be negative?

Yes, displacement crossed with velocity can be negative. This indicates that the object is moving in the opposite direction of the displacement. For example, if an object has a displacement of -5 meters and a velocity of 2 meters per second, its displacement crossed with velocity would be -10 m2/s.

How is displacement crossed with velocity related to other physical quantities?

Displacement crossed with velocity is related to other physical quantities such as acceleration and force. It is used in equations to calculate these quantities and is an important concept in understanding the motion of objects in physics.

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