Physics · 2022
JEE Main · 25 July 2022, Shift 2 · Q31
In AM modulation, a signal is modulated on a carrier wave such that maximum and minimum amplitudes are found to be 6 V and 2 V respectively. The…
In AM modulation, a signal is modulated on a carrier wave such that maximum and minimum amplitudes are found to be $\displaystyle 6$ V and $\displaystyle 2$ V respectively. The modulation index is :
Official answer
(4)
$\displaystyle 50 \%$
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.