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Newtonian mechanics discusses the movement of classical bodies under the influence of forces by applying Newton’s three laws. For more general concepts, use [classical-mechanics]. For Newton’s description of gravity, use [newtonian-gravity].

5 votes

What happens when the spacecraft velocity equals the velocity at it's exhaust?

The velocity of the rocket is irrelevant. The rocket can be considered as a frame of reference from which the exhaust gases are ejected at a certain speed - therefore the exhaust gases will always mo …
Gwilymino's user avatar
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6 votes

Centrifugal Force

The net force on the water at the zenith is indeed downwards. However a net force downwards does not mean that the motion will be downwards, only the acceleration. And the water is indeed accelerate …
Gwilymino's user avatar
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