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The wheels of the 1,570 kg car generate a traction force F described by the graph: F= 6.5kN, t1=2.3s and t2=6.8s F (kN) F

The wheels of the 1,570 kg car generate a traction force F described by the graph: F= 6.5kN, t1=2.3s and t2=6.8s F (kN) F F t(s) t 2 What is the speed of the car at 6.8s if the car starts from rest? Give your answer with one decimal.

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