SOLUTION: I need help on this problem: A 50 meter dash runner starts at the gun and reaches the tape in 9 seconds. He accelerates continuously. What was his final velocity? Thank you!

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Question 274068: I need help on this problem:
A 50 meter dash runner starts at the gun and reaches the tape in 9 seconds. He accelerates continuously. What was his final velocity?
Thank you!

Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
The formula is
where , initial velocity is zero



This is the change in velocity/time from start to finish, so


m/sec

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