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The balance (also balance scale, beam balance and laboratory balance) was the first mass measuring instrument invented. [1] In its traditional form, it consists of a pivoted horizontal lever with arms of equal length – the beam or tron – and a weighing pan [10] suspended from each arm (hence the plural name "scales " for a weighing instrument).
It may be single- or double-leafed. The name comes from the French term for balance scale , which employs the same principle. Bascule bridges are the most common type of movable span because they open quickly and require relatively little energy to operate, while providing the possibility for unlimited vertical clearance for marine traffic.
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The differences in the size of the beams indicates the difference in weights and the reading scales that each beam carries. The reading scale can be enumerated such that the middle beam reads in 100 gram increments, the far beam can read from 0 to 10 grams, and the front beam can read in 10 gram increments. [4] The parts of a triple beam ...
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The following other wikis use this file: Usage on ar.wikipedia.org طمأنينة (فلسفة) قالب:بيرونية; افتراض ضمني; Usage on de.wikipedia.org
One in five people (20%) failed to pass the test, with the inability to do so rising with age – 54% of those aged 71 to 75 were unable to balance on one leg for 10 seconds compared to just 5% of ...