If reference sound pressure P0 is 2 x 10-5 N/m2, a sound pressure of 90 dB is equal to
A. 0.632 N/m2
B. 0.707 N/m2
C. 0.835 N/m2
D. 0.925 N/m2
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Answer: A
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If reference sound pressure P0 is 2 x 10-5 N/m2, a sound pressure of 90 dB is equal to
A. 0.632 N/m2
B. 0.707 N/m2
C. 0.835 N/m2
D. 0.925 N/m2
Answer: A
Share your understanding of this question with the correct explanation.