Complete set of equipment for demonstrating laws of leverage and for experiments on equilibrium. Consists of a retort stand to which is attached a lever mounted on ball bearings with three rows of holes for adjusting the axis of rotation or ...
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Plaited hemp string on a bobbin. For a variety of uses, e.g. setting up block and tackle using pulleys U30020 to U30027 or making a pendulum with bobs U30035.
Length: 100 m
Diameter: 1 mm
Maximum tension: 50 N
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