The phrase "alternating currents" is correct and usable in written English.
It is typically used in the context of electrical engineering or physics to refer to a type of electrical current that reverses direction periodically.
Example: "The electrical system in our home operates on alternating currents, which allows for efficient power distribution."
Alternatives: "AC" or "oscillating currents".
Wisdom and sentiment flowed in alternating currents.
This series has operated on alternating currents, with the teams trading victories through the first four games.
Ferraris devised a motor using electromagnets at right angles and powered by alternating currents that were 90° out of phase, thus producing a revolving magnetic field.
Drives to be at once aesthetically impeccable and socially justified generated alternating currents of bad art and bad faith, which only lordly money could be counted on to adjudicate.
Once a professional outfielder whose power at the plate ran in alternating currents -- on in the minors and off in the majors -- Kieschnick decided last year, at age 30, to give pitching a try.
The squid were thinly sliced and gently cooked, the spinach fresh and tender, and the whole thing tied together by the chili sauce and a ginger-citrus dressing, which sent out alternating currents of heat and cool.
With its searing portrayal of a character jangled by alternating currents of hate and love for his father, Bausch's novel stalks the same psychic ground as Saul Bellow's "Seize the Day".
But even without a surprise encounter of the invertebrate kind, racing in the Hudson still presents a slew of challenges, from alternating currents to gauging contaminants in the often murky water that runs along Manhattan's West Side.
IN the weeks since Governor McGreevey unveiled an ambitious plan to reorganize the state's university system, alternating currents of hope and fear have been pulsing through faculty members and administrators who could be affected by such a vast change.
Lloyd Ziff's haunting portraits of Patti Smith and Robert Mapplethorpe, shot in the late 1960s, captured those alternating currents in his subjects' personalities, which in those days had yet to take definitive form.
