The Sound Level When One Student Is Talking During Lecture

question 38

Multiple Choice

The sound level when one student is talking during lecture is 40.0 dB.What would be the sound level if all 256 students talk at the same time during lecture? Assume each student talks equally loudly.

• A)42.4 dB
• B)64.1 dB
• C)65.6 dB
• D)296 dB

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Definitions:

Nicotine

A stimulant and psychoactive compound found in tobacco products.

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