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Home Q & A Board Science-Related Homework Help Physics
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riverfan riverfan
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11 years ago
the projectile is being fired straight up.  The force would be exhibited in 1 instant ( like a bullet ) and not a continues burning.  so the velocity is 0 at liftoff obviously.  It took 5.25 seconds from liftoff to landing.
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lencho19lencho19
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11 years ago
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