What is the velocity of the rocket when it runs out of, Ask an Expert

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Q. A rocket rises vertically, from rest, with an acceleration of 3.5 until it runs out of fuel at an altitude of 1300 . After this point, its acceleration is that of gravity, downward.

What is the velocity of the rocket when it runs out of fuel?

Q. A skateboarder, starting from rest, rolls down a 15.0 m ramp. When she arrives at the bottom of the ramp her speed is 8.20 m/s. What is the magnitude.

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