1.

Consider the following statements related to noise:1. The range of sound power and sound pressures produced is from 0.0002 μ bars to 2000 μ bars.2. Human ears do not respond linearly to increase in sound pressures.3. Regular exposure to moderate noise makes the human ear more resistant to occasional exposures of high-intensity noise.Which of the above statements are correct?

A. 1 and 2 only
B. 1 and 3 only
C. 2 and 3 only
D. 1, 2 and 3
Answer» B. 1 and 3 only


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