Question

A voice signal of frequency 1000 Hz and peak voltage of 5.5 V is modulated by a carrier of frequency 2 MHz and peak voltage of 11 V. Then modulation index

and

frequency

lowest

in

modulated signal is

0.5, 1999 kHz

2, 1999 kHz

0.3, 2001 kHz

0.5, 2001 kHz​

Answer 1

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