In an amplitude modulator circuit, the carrier wave is given by, C(t)=4sin(20000\pi t) while modulating signal is given by m(t)=2sin(2000\pi t). The values of the modulation index and lower sideband frequency are:


Option 1)  0.5 and  10  kHz

Option 2)  0.4 and  10 kHz

Option 3)  0.3 and 9 kHz

Option 4)  0.5 and  9 kHz

Answers (1)

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