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

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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.
A.	0.5 Pa
B.	0.2 Pa
C.	0.1 Pa
D.	0.01 Pa
Answer» D. 0.01 Pa

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