Waves and Sounds

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Moderate

Sound Energy Delivered to a Drum

WAVES-HI4KYO

A speaker is producing a uniform frequency with a sound intensity of $96$ $dB$. In one second, how much energy is delivered to a bass drum of diameter $56$ $cm$ facing the speaker?

A

160 J

B

0.016 J

C

39 J

D

0.004 J