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Ellenborough, Edward Law, 1st earl of

(Encyclopedia)Ellenborough, Edward Law, 1st earl of ĕlˈənbûrˌə [key], 1790–1871, British statesman; son of the 1st Baron Ellenborough. He served as president of the Board of Control of the East India Compan...

Ellenborough, Edward Law, 1st Baron

(Encyclopedia)Ellenborough, Edward Law, 1st Baron, 1750–1818, British jurist and statesman. He achieved fame through his successful defense of Warren Hastings in the impeachment trial (1788–95), but his princip...

ohmmeter

(Encyclopedia)ohmmeter ōmˈmēˌtər [key], instrument used to measure the electrical resistance of a conductor. It is usually included in a single package with a voltmeter, and often an ammeter. In normal usage, ...

electricity

(Encyclopedia)CE5 Electrical and radio symbols electricity, class of phenomena arising from the existence of charge. The basic unit of charge is that on the proton or electron—the proton's charge is designate...

Rowland, Henry Augustus

(Encyclopedia)Rowland, Henry Augustus rōˈlənd [key], 1848–1901, American physicist, b. Honesdale, Pa., grad. Rensselaer Polytechnic Institute, 1870. He was professor of physics at Johns Hopkins from 1875. Rowl...

galvanometer

(Encyclopedia)CE5 Galvanometer galvanometer gălˌvənŏmˈətər [key], instrument used to determine the presence, direction, and strength of an electric current in a conductor. All galvanometers are based upo...

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