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If E(c)=10 sin 10^(5) pit and E(m)=10 ...

If ` E_(c)=10 sin 10^(5) pit and E_(m)=10 sin 400 pi t ` are carrier and modulating signals respectively , the modulation index is

A

0.56

B

0.3

C

0.5

D

0.48

Text Solution

Verified by Experts

The correct Answer is:
C
`m=(E_(m))/(E_(c))=(10)/(20) xx 100 =50%`
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