Question: . A rocket in deep space has an empty mass of 1 5 0 kg and exhausts the hot gases of burned fuel at 2

. A rocket in deep space has an empty mass of 150 kg and exhausts the hot gases of burned fuel at 2500 m/s. It is loaded with 600 kg of fuel, which it burns in 30 s. What is the rockets speed 10 s,20 s, and 30 s after launch?

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