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If minimum voltage in an AM wave was fou...

If minimum voltage in an `AM` wave was found to be `2V` and maximum voltage `10V`. The `%` modulation index

A

`80%`

B

`66.67%`

C

`64.25%`

D

`76.25%`

Text Solution

Verified by Experts

The correct Answer is:
B
`mu=(A_(max)-A_(min))/(A_(max)+A_(min))xx100=(10-2)/(10+2)xx100`
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