Suppose the magnetic field B in the generator in Figure Q22.6 is reduced in magnitude by a factor of three. By what factor will the AC voltage change?
(a) The voltage increases by a factor of three.
(b) The voltage decreases by a factor of three.
(c) The voltage increases by a factor of nine.
(d) The voltage decreases by a factor of nine.
(e) There is no change in the voltage.