A stunt pilot performs a circular dive of radius 800 m.At the bottom of the dive (point B in the figure) the pilot has a speed of 200 m/s which at that instant is increasing at a rate of 20 m/s2.What acceleration does the pilot have at point B?
A) (50i + 20j) m/s2
B) (20i − 50j) m/s2
C) (20i + 50j) m/s2
D) (−20i + 50j) m/s2
E) (−50i + 20j) m/s2
Correct Answer:
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