

MCQOPTIONS
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1. |
Which frequencies is produced if Va sin ( a t) amplitude modulates the carrier Vc sin ( c t)? |
A. | ( <sub>c</sub> + <sub>a</sub>), ( <sub>c</sub> <sub>a</sub>) and <sub>c</sub> |
B. | ( <sub>c</sub>) and ( <sub>a</sub>) |
C. | ( <sub>c</sub> + <sub>a</sub>) and (2 <sub>c</sub> + 2 <sub>a</sub>) |
D. | (2 <sub>c</sub>) and (2 <sub>a</sub>) |
Answer» B. ( <sub>c</sub>) and ( <sub>a</sub>) | |