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String Fixed at Both Ends

A message of ...

Question

A message of frequency 5 kHz and peak voltage of 2 V is used to modulate a carrier wave of frequency 2 MHz and a peak voltage of 10 V. The modulation index is

A

0.01

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B

0.1

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C

1

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D

0.2

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Solution

The correct option is D
0.2

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