Double Sideband Suppressed Carrier Modulation (DSBSC) on Analog Communications related Questions and Answers

Question :   In FM, if we decreases modulating frequency then the modulation index ________ 1. will increase, if the modulating voltage amplitude increases 2. will decrease, if the modulating voltage amplitude increases 3. will increase, if the modulating voltage amplitude remains constant 4. will decrease, if the modulating voltage amplitude remains constant Answer :   3 - will increase, if the modulating voltage amplitude remains constant