NEET UG PHYSICS MCQ: COMMUNICATION SYSTEMS

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Application +4 | -1

{E_c} = 20\sin {10^5}\;\pi t

and

{E_m} = 10\sin 400\;\pi t

are carrier and modulating signals respectively, The modulation index is 

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Correct option: C

0.5

Option C (0.5) is correct because the modulation index is the ratio of the amplitude of the modulating signal to the amplitude of the carrier signal.

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