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1. |
A 1000 kHz carrier is simultaneously modulated with 300 Hz, 800 Hz and 2 kHz audio sine waves. The frequencies present in the output will be |
A. | 998 kHz and 1002 kHz |
B. | 998 kHz, 999.2 kHz, 1000.8 kHz, 1002.0 kHz |
C. | 998 kHz, 999.2 kHz, 999.7 kHz, 1000.3 kHz, 1000.8 kHz and 1000.2 kHz |
D. | none of the above |
Answer» D. none of the above | |