Wheatstone bridge[hwēt′stōn′, wēt′-; chiefly Brit, -stən]
- 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
- a device containing such a circuit
Origin of Wheatstone bridgeafter Sir Charles Wheatstone (1802-75), Eng physicist
also Wheat·stone's bridge
Origin of Wheatstone bridgeAfter Sir Charles Wheatstone, (1802–1875), British physicist and inventor.
The equation to calculate the unknown resistance when the galvanometer reads 0 is Ru
(plural Wheatstone bridges)
After Sir Charles Wheatstone, who improved and popularized the original (1833) invention of Samuel Hunter Christie.