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In a race, Usain Bolt accelerates at 1.99 m/s2 for the first 60.0 m, then decelerates at -0.266 m/s2 for the final 40.0 m. What was his final velocity? (Unit = m/s)
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1 vote
In a race, Usain Bolt accelerates at

1.99 m/s2 for the first 60.0 m, then
decelerates at -0.266 m/s2 for the final
40.0 m. What was his final velocity? (Unit = m/s)

User Aravind Bharathy
by
6.8k points

1 Answer

2 votes
100 is his final velocity to his speed
User Osv
by
6.5k points
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