If the voltage produced by a generator alternates, it does so because
A)unlike a battery, it produces alternating current.
B)the changing magnetic field that produces it alternates.
C)of alterations in the mechanical energy input.
D)all of the above
E)none of the above

Question

Quizplus · Accepted Answer

Alternating voltage is produced because the changing magnetic field that produces it alternates. This is due to the rotation of the generator's rotor, which causes the magnetic field to change direction continuously.

If the Voltage Produced by a Generator Alternates, It Does