An airplane travels 80 m/s as it makes a horizontal circular turn which has a 0.80-km radius. What is the magnitude of the resultant force on the 75-kg pilot of this airplane?
A. 0.69 kN
B. 0.63 kN
C. 0.66 kN
D. 0.60 kN
E. 0.57 kN
Answer: D
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