torsion balance

American  

noun

1. an instrument for measuring small forces, as electric attraction or repulsion, by determining the amount of torsion or twisting they cause in a slender wire or filament.

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torsion balance British  

noun

1. an instrument used to measure small forces, esp electric or magnetic forces, by the torsion they produce in a thin wire, thread, or rod

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Etymology

Origin of torsion balance

First recorded in 1820–30

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Example Sentences

See Examples For:

torsion balance

Researchers then adjusted the voltage until the electrostatic effect exactly balanced the gravitational effect, preventing the torsion balance from turning.

From Science Daily ● Sep. 20, 2026

Gravity between the outer and inner masses caused the suspended torsion balance to rotate, twisting the thin metal ribbon.

From Science Daily ● Sep. 20, 2026

As the outer masses attracted the inner ones, the torsion balance rotated and twisted the ribbon.

From Science Daily ● May 18, 2026

To do so, he used a piece of apparatus called a torsion balance.

From Economist ● Jan. 26, 2017

It is applied in those varieties of the torsion balance in which there are two parallel beams, connected by either four or six wires.

From Scientific American Supplement, No. 601, July 9, 1887 by Various

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