Controlling the frequency is referred as _________
A. frequency modulation
B. hertz modulation
C. amplitude modulation
D. phase modulation
Answer:A
Controlling the frequency is referred as _________
A. frequency modulation B. hertz modulation C. amplitude modulation D. phase modulation
Explanation: It is referred to as frequency modulation. When there is a change in frequency, it is referred to as frequency modulation.