A car travels 90meters due north in 15 seconds.Then the car turns around and travels 40 meters due south . what is the magnitude and direction of the car's resultant displacement?
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Answer:
Algebraically an average velocity is defined as,
=
where, d is the displacement and t is the time taken for that displacement.
When you calculate the displacement of the car, the net displacement is
= 90 − 40 = 50 ℎ.
Therefore, the average velocity is
=
50
20 = 2.5 m/s
Explanation:
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