In physics and materials science, a drop tube or drop tower is a structure used to produce a controlled period of weightlessness for an object under study. Air bags, polystyrene pellets, and magnetic or mechanical brakes are sometimes used to arrest the fall of the experimental payload.
In physics and materials science, a drop tube or drop tower is a structure used to produce a controlled period of weightlessness for an object under study. Air bags, polystyrene pellets, and magnetic or mechanical brakes are sometimes used to arrest the fall of the experimental payload.
Source: Wikipedia "Drop tube" · CC BY-SA 4.0
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