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March 27, 2015

Homework Help: physics

Posted by shelby on Tuesday, March 4, 2008 at 12:00pm.

A 7710-kg rocket is set for vertical firing from the earth's surface. If the exhaust speed is 1350 m/s, how much gas must be ejected each second in order for the thrust to be equal to the weight of the rocket?
How much gas must be ejected each second to give the rocket an initial upward acceleration of 17 m/s2?

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