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A projectile is launched straight up. From launch to landing back down takes 8s. What is its launch velocity?

A projectile is launched straight up. From launch to landing back down takes 8s. What is its launch velocity?
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5 votes
A projectile is launched straight up. From launch to landing back down takes 8s.

What is its launch velocity?

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User Manix
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8.3k points

1 Answer

7 votes
39.2 m/s is the launch velocity.
This will make the velocity zero after 4 seconds, and then 32.9m/s after 8 seconds as it lands back down.
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User RVandersteen
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8.4k points
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