MCQOPTIONS
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| 1. |
In an amplitude modulator circuit, the carrier wave is given by, C(t) = 4 sin (20000πt) while modulating signal is given by, m(t) = 2 sin (2000πt). The values of modulation index and lower side band frequency are: |
| A. | 0.5 and 10 kHz |
| B. | 0.4 and 10 kHz |
| C. | 0.3 and 9 kHz |
| D. | 0.5 and 9 kHz |
| Answer» E. | |