The New Encyclopaedia Britannica: Macropaedia (19 v.)Encyclopaedia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 310
... electric current consists of moving electrical charges ( usually electrons , the most elementary form of charge ) , and in a magnetic field the force on a conductor carrying an electric current arises from the forces exerted on the ...
... electric current consists of moving electrical charges ( usually electrons , the most elementary form of charge ) , and in a magnetic field the force on a conductor carrying an electric current arises from the forces exerted on the ...
Page 315
... electric current ( the ampere ) , a complete single set of electric and magnetic units based on the mks units has been developed : the metre - kilogram - second - ampere system ( mksa ) . The relations between electric current and ...
... electric current ( the ampere ) , a complete single set of electric and magnetic units based on the mks units has been developed : the metre - kilogram - second - ampere system ( mksa ) . The relations between electric current and ...
Page 329
... electric field ; such ionized gases ( plasmas ) are usually good conductors of electricity . Magnetohydrodynamic ( MHD ) devices generate electric current by the interac- tion of an electrically conducting fluid , such as a plasma , and ...
... electric field ; such ionized gases ( plasmas ) are usually good conductors of electricity . Magnetohydrodynamic ( MHD ) devices generate electric current by the interac- tion of an electrically conducting fluid , such as a plasma , and ...
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