gc textbook chapter 12 Sound (id: f1f6c6ec6)

本题目来源于试卷: gc textbook chapter 12 Sound，类别为 通用国际物理

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A stereo amplifier is rated atfs56n ;czy 6et 150 W ouvf2y agj4,m hur3em m7 si4n +ect:u).tput at 1000 Hz. The power output drops by 10 dB at 15 kHz. What is the power outp3 ur 4m hicn4: 7y,vmtuja g2fee.ms+)ut in watts at 15 kHz?    dB

参考答案: 15±2%


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