1 votes 1 votes Consider the frequency modulated signal $10 \cos \left[2 \pi \times 10^{5} t+5 \sin (2 \pi \times 1500 t)+7.5 \sin (2 \pi \times 1000 t)\right]$ with carrier frequency of $10^{5} \mathrm{~Hz}$. The modulation index is $12.5$ $10$ $7.5$ $5$ Others gate2008-ec + – admin asked Sep 17, 2022 • edited Feb 14, 2023 by Lakshman Bhaiya admin 46.4k points 37 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.