Calculate the modulation index when the un modulated carrier power is 15KW, and after modulation, carrier power is 17KW.
A. 68%
B. 51.63%
C. 82.58%
D. 34.66%
Answer:B
Calculate the modulation index when the un modulated carrier power is 15KW, and after modulation, carrier power is 17KW.
A. 68% B. 51.63% C. 82.58% D. 34.66%
Explanation: The total power in an AM is given by