Unformatted text preview: g τ 2 /2, which requires time τ = 3.83 s. (a) Thus, the final 20% of its fall takes t – τ = 0.45 s. (b) We can find that speed using v = − g τ . Therefore,  v  = 38 m/s, approximately. (c) Similarly, v final = − g t ¡  v final  = 42 m/s....
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 Spring '06
 Stoler
 Physics, The Final, free fall distance

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