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December 21, 2014

Homework Help: physics

Posted by Ugandanmafia on Monday, February 28, 2011 at 9:05am.

A projectile with mass of 139 kg is launched straight up from the Earth's surface with an initial speed vi. What magnitude of vi enables the projectile to just reach a maximum height of 5.8RE, measured from the center of the Earth? Ignore air friction as the projectile goes through the Earth's atmosphere.

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