Secure l https//session mast 115 74229345&offset; prev bW1 Relative Velocity vs.

Question

Secure l https//session mast 115 74229345&offset; prev bW1 Relative Velocity vs. Time Graph Ranking Task Relative Velocity vs. Time Graph Ranking Task Submit Hints My Answers Give Up Review Part cars are on the of a two-lane The at the same location at time t and move such a way as to produce the velocity to the ground) vs. time graph shown (Figure 1). On the graph one vertical block is equivalent to one velocity unit Part B Rank car a1's speed relative to car a2 at the ettered times Rank from largest to smallest. To rank items as equivalent, overlap them. Reset Help Figure 1 of 1 largest car #2 Car I The corectraniing cannot be determine Submit Hints My Answers Give Up Review Part Part C Rank the distance between the cars at the lettered times

Explanation / Answer

Before proceeding lets glance through these informations.

1. Speed at any instant can be found by seeing the y co-ordinate of the curves. Speed is a scalar so its just magnitude which we are going to look at.

2. Reletive speed is obtained by the difference in speed of participating bodies.

Since its two straight lines joining at a certain point. Common wisdom suggests its seperation is decreasing as we proceed from left to right. i.e increasing time.

VA>VB>VC>VD>VE

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