Signal to noise ratio of microphone is defined as the ratio of output – InterviewSolution

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1.	Signal to noise ratio of microphone is defined as the ratio of output when the sound pressure is __________ to the output in the absence of any sound signal.
Answer» 0.1 Pa (= 0.5 x 10-4 W/m2) is taken as standard sound pressure for defining S/N ratio of microphones.

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