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What is the power ratio of one decibel?

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in Analog Communications by (122k points)
What is the power ratio of one decibel?

(a) 2:1

(b) 1.26:1

(c) 3:1

(d) 2.5:1

I had been asked this question by my school teacher while I was bunking the class.

The origin of the question is Noise in FM topic in division Noise of Analog Communications

1 Answer

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Correct option is (b) 1.26:1

For explanation I would say: Power ratio is a method used by media companies to measure revenue performance compared to the audience share it controls. Power ratio of one decibel is close to 1.26:1.

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