The Illusion of Motion: Unmasking Relative Velocity ! 😳                   | #physics #physicsproblem
Channel: SIGMA PHYSICS ⚛️
Date: 2023-06-03

PreRequisetes:
My playlist on mechanics:
https://www.youtube.com/playlist?list=PLQ3CKuXeJ7_O5VP3IDZxV8f3eEjVjBCTE
and
https://www.youtube.com/playlist?list=PLQ3CKuXeJ7_OES9pM2O_ra5No4LXe3fU7

Relative velocity refers to the velocity of an object or observer with respect to another object or frame of reference. It describes the motion of an object relative to another object that may be stationary or in motion. The relative velocity takes into account the vector nature of velocity, including both magnitude and direction.

To calculate the relative velocity between two objects, you need to consider their individual velocities and the frame of reference. Here are two common scenarios for calculating relative velocity:

1. Relative Velocity between Two Objects:
Suppose there are two objects, A and B, moving in the same reference frame. The relative velocity of object A with respect to object B (denoted as v(A/B)) can be calculated by subtracting the velocity of object B from the velocity of object A:

v(A/B) = v(A) - v(B)

The resulting relative velocity will have both magnitude and direction, indicating how object A is moving relative to object B.

2. Relative Velocity of an Object in a Moving Frame of Reference:
In this scenario, there is a reference frame or observer that is moving, and you want to calculate the velocity of an object relative to that moving frame. Suppose object A has a velocity v(A) relative to the stationary frame of reference, and the frame of reference itself is moving with velocity v(R) relative to another stationary frame of reference. The relative velocity of object A with respect to the moving frame of reference (denoted as v(A/R)) is calculated by adding the velocities:

v(A/R) = v(A) + v(R)

Again, the resulting relative velocity will have both magnitude and direction, representing how object A appears to move in the moving frame of reference.

It's important to note that when working with relative velocities, the choice of reference frame is crucial, as it affects the perceived motion of objects. Different observers in different frames of reference may perceive different relative velocities.

By considering relative velocities, we can analyze and understand the motion of objects from different perspectives and frames of reference, which is essential in fields such as physics, engineering, and kinematics.
                                                                                                                                                           #physics #kinematics #relativevelocity #motioninaplane #motioninastraightline  #mechanics  #electrodynamics #sigmaphysics  #PHYSICSEXPLAINED #PHYSICSLECTURES #SIMPLIFIEDPHYSICS #FUNWITHPHYSICS #vector  #newtonslawsofmotion #dynamics