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Physics, 16.01.2021 16:30 habsofarah0

A rocket engine applies a thrust for e fo 450N for 15s. The 2800Kg rocket is travelling 690 m/s before the engine thrust. What is the final velocity of the rocket?

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A rocket engine applies a thrust for e fo 450N for 15s. The 2800Kg rocket is travelling 690 m/s befo...
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