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

[填空题]
A stereo amplifier is rated at 150 W output lhax;y.pic pk2l*9 . gat 1000 Hz. The powery5e,quzevt- z8m dhddj.h8+, output drops by 10 dB at 15 kHz. What is the power output in .,u j5 -t vz8zeydedhhm,dq+8watts at 15 kHz?    dB

参考答案: 15±2%


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