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
Correct Answer:
Verified
Correct Answer:
Verified
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