The tallest man-made structure at present is the Warszawa Radio mast in Warsaw, Poland, This radio mast rises 646 m above the ground, nearly 200 m more than the Sears Tower in Chicago. Suppose a worker at the top of the Warszawa Radio mast accidentally knocks a tool off the tower. If the force of gravity acting on it is 3.6 N [down], and its acceleration is 9.8 m/s2, what is the air resistance force at terminal velocity? Explain your answer on your pdf copy.
If it reaches its terminal velocity after falling 100 m, how fast is it going when it hits the ground?
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