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Statement of a problem № 10350

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A 1.4 kg model rocket is launched vertically from rest with a constant thrust of 25 N until the rocket reaches an altitude of 15 m and the thrust ends. Neglecting air resistance, determine (a) The speed of the rocket when the thrust ends, (b) The maximum height reached by the rocket, (c) The speed of the rocket when it returns to the ground.




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