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JEE Main 2012 Physics question

PhysicsCommunication SystemsJEE Main 2012

Not in JEE or NEET syllabus

Given the electric field of a complete amplitude modulated wave as

Missing argument for \vec\vec E = Missing argument for \hat\hat + ω_mt)ω_ct

Where the subscript c stands for the carrier wave and m for the modulating signal. The frequencies present in the modulated wave are

Answer: (2)

Solution

$ω_ct + [(ω_c + ω_m)t + (ω_c -

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Question ID VK-103563