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Calculate a the velocity at the instant the fuel burned out

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Reference no: EM13636071

A rocket is launched vertically upward. The fuel lasts 20 s and during this time the rocket has a uniform upward acceleration of 30ft/s^2. Neglect air friction. Calculate (a) the velocity at the instant the fuel burned out; (b) the maximum altitude reached by the rocket; and (c) the velocity of the rocket on striking the earth. (d) How long was the rocket in the air?

Reference no: EM13636071

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