A 2200 kg truck is decelerated from 22 m/s to 12 m/s in 3.2 s,as its driver sees a deer wander into the road.What was the magnitude of the net force that slowed the truck?
A) 8.3 kN
B) 23.4 kN
C) 6.9 kN
D) 15.1 kN
Correct Answer:
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