Question: A 3-lb model rocket is launched vertically from rest with a constant thrust of 5.5 lb until the rocket reaches an altitude of 50 ft

A 3-lb model rocket is launched vertically from rest with a constant thrust of 5.5 lb until the rocket reaches an altitude of 50 ft 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,

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