A radio wave has a frequency of 1.55 MHz ___

A radio wave has a frequency of 1.55 MHz.

The highest modulating frequency that can be used effectively is about:

A. 1.55 kHz.
B. 15.5 kHz.
C. 155 kHz.
D. 1.55 MHz.

Show Answer

Answer: C

Share your understanding of this question with the correct explanation.