Question: A rocket rises vertically, from rest, with an acceleration of 3.2m/s2 until it ruins out of fuel at an altitude of 1200m. After this point,

A rocket rises vertically, from rest, with an acceleration of 3.2m/s2 until it ruins out of fuel at an altitude of 1200m. After this point, its acceleration is that of gravity, downward.
(a) What is the velocity of the rocket when it runs out of fuel?
(b) How long does it take to reach this point?
(c) What maximum altitude does the rocket reach?
(d) With what velocity does the rocket strike the Earth?
(f) How long (total) is it in the air?

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a Choose upward to be the positive direction and y 0 at the ground The rocket has v 0 a 32 ms and y1... View full answer

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