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At 100% modulation, let the total power in the sidebands be x% of the total power of the amplitude modulated wave. Here, ‘x’ is equal to,

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At 100% modulation, let the total power in the sidebands be x% of the total power of the amplitude modulated wave. Here, ‘x’ is equal to, 

(1) 25 

(2) 33.3 

(3) 75 

(4) 100

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1 Answer

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Best answer

Correct option: (2) 33.3

Explanation: 

Fraction of total power carried by the sidebands = m2/2 + m2 

Therefore, at 100% modulation, sidebands carry only 1/3rd of the total power.

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