Objects A and B are at the origin. If object A moves to (3 ,-4 ) and object B moves to (2 ,-6 ) over 4 s, what is the relative velocity of object B from the perspective of object A?

1 Answer
Mar 21, 2016

"watch over the animation"
v_"AB"=sqrt5/4 " unit/s"

Explanation:

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"displacement for the object of A and B:"
Delta s=sqrt(2^2+1^2)
Delta s=sqrt5
v_"AB"=(Delta s)/(Delta t)
v_"AB"=sqrt5/4 " unit/s"