Question

A sound intensity of about 1.2W/m² can producr pain.To how many decibles is this equivalent?​

Answer 1

Explanation:

refer to the attachment

.....

Answer 2

Answer:

120.8 dB is the required answer.

Explanation:

According to the given problem

n = 10 log I/I• = 1• = 10^-12W/m²

n = 10 log 1.2/10^-12

= 10 log (1.2 × 10^12)

= 10 ( 12.079) = 120.8 dB

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