Wheatstone-bridge meaning

-stōnz'
An instrument or a circuit consisting of four resistors or their equivalent in series, used to determine the value of an unknown resistance when the other three resistances are known.
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A divided bridge circuit (see bridge having four resistances in series, used to find the value of an unknown resistance by comparing it with three known resistances.
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A device containing such a circuit.
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An instrument used to measure an unknown electrical resistance by balancing two legs of a bridge circuit, one leg of which includes the unknown component.
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Origin of wheatstone-bridge

  • After Sir Charles Wheatstone (1802–1875), British physicist and inventor
    From American Heritage Dictionary of the English Language, 5th Edition
  • After Sir Charles Wheatstone, who improved and popularized the original (1833) invention of Samuel Hunter Christie.
    From Wiktionary

Wheatstone-bridge Sentence Examples

  • Several pieces of apparatus have been invented for comparing the magnetic quality of a sample with that of a standard iron rod by a zero method, such as is employed in the comparison of electrical resistances by the Wheatstone bridge.

  • Christie (1784-1865) in 1833, and subsequently called the Wheatstone Bridge.

  • A lowresistance galvanometer is connected by a very fine wire (2 to 3 mils) to the centre C of the experimental wire AB, and also to the middle point D of the parallel wire so as to form a Wheatstone bridge.

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Words near wheatstone-bridge in the Dictionary