A rocket has a mass of 230 Kg (including its fuel). You ignite it, expelling 200 Kg of gas from the bottom of the rocket

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answerhappygod
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A rocket has a mass of 230 Kg (including its fuel). You ignite it, expelling 200 Kg of gas from the bottom of the rocket

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A rocket has a mass of 230 Kg (including its fuel). You igniteit, expelling 200 Kg of gas from the bottom of the rocket at aconstant speed of 120 m/s. over 7 seconds. If the rocket isinitially at rest, what would be its final velocity after the fuelis spent? (assume in space, and no gravityconsideration)?
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