Newton's Second Law in 1 Dimension: A certain aircraft has a mass of 300,000 kg. At a certain instant during its landing, its speed is 27.0 m/s. If the braking force is a constant 445,000 N, what is the speed of the airplane 10.0 s later?
A. 10.0 m/s
B. 12.2 m/s
C. 14.0 m/s
D. 18.0 m/s
E. 20.0 m/s
Answer: B
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