If a wave is modulated by two waves. One of them has modulation index equal to 0.75 and other has 0.2, the total modulation index will be ________
A. 0.67
B. 0.58
C. 0.77
D. 0.35
Answer:C
If a wave is modulated by two waves. One of them has modulation index equal to 0.75 and other has 0.2, the total modulation index will be ________
A. 0.67 B. 0.58 C. 0.77 D. 0.35