Physics · 2018
JEE Main · 16 April 2018, Shift 1 · Q28
A carrier wave of peak voltage 14 V is used for transmitting a message signal. The peak voltage of modulating signal given to achieve a modulation…
A carrier wave of peak voltage $\displaystyle 14$ V is used for transmitting a message signal. The peak voltage of modulating signal given to achieve a modulation index of $\displaystyle 80$% will be :
Official answer
(3)
11.$\displaystyle 2$ V
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JEE Main 2018 Physics question, with the answer from NTA’s final answer key. Where our answers come from.