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March 29, 2015

Homework Help: Physics (Energy and Momentum)

Posted by Andrew on Tuesday, April 17, 2012 at 4:04pm.

A 4400 kg rocket is set for vertical firing. If the exhaust speed is 1500 m/s, at what rate (in kilograms/second) must the gas be ejected to supply the thrust needed to give the rocket an initial upward acceleration of 23.0 m/s^2?

Not sure where to start.

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