MCQOPTIONS
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| 1. |
Frequency modulation consists in |
| A. | varying the frequency and amplitude of the carrier in accordance with the instantaneous value of modulating signal |
| B. | varying the amplitude of the carrier in accordance with the instantaneous value of the modulating voltage |
| C. | varying the frequency of the carrier voltage in accordance with the instantaneous value of the modulating voltage |
| D. | vary the frequency of the carrier voltage |
| Answer» D. vary the frequency of the carrier voltage | |