Cambridge Encyclopedia :: Cambridge Encyclopedia Vol. 18

current (electricity)

The flow of electric charge, symbol i or I, units A (amp). A current of one amp means that a charge of one coulomb flows every second. Current flows positive to negative by convention. Current density, symbol j or J, is the total current divided by the cross-sectional area of the conductor.

Current may refer to:

Current affairs Electric current Current (fluid) Ocean current Current (mathematics), geometrical current in differential topology The conserved current or Noether current in physics and mathematics, as a result of Emmy Noether's theorem. Present (time) Current (band) Current, Incorporated, a stationery manufacturer Media Current Magazine, a student newsmagazine Current (newspaper), a newspaper about the public broadcasting industry Current Publishing puts out six newspapers in southern Maine.
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