a car is travelling due east at 40miles/hr turns south and maintains the same speed. what is the change in velocity of car
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Answer:
velocity initial = V i ( due east)
velocity Final = -V j ( due south)
Change = -Vj-Vi = -40 ( i+j) miles per Hour
magnitude of change = 40 Root 2
i and j are un vectors of east and north resectively
Explanation:
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