Q 12-08-166JEE MainJEE Main 2021 (25 Jul, Shift 2)Easy
A message signal of frequency $20$ kHz and peak voltage of $20$ V is used to modulate a carrier wave of frequency $1$ MHz and peak voltage of $20$ V. The modulation index will be:
Numerical value type. Enter your answer.
Answer: 1
$\mu = \dfrac{A_m}{A_c} = \dfrac{20}{20} = 1$.
Solution by Sreeraj P, M.Sc Physics