SoundSoundSoundSound (id: 0bf29338b)

本题目来源于试卷: SoundSoundSoundSound，类别为 IB物理学

[填空题]
What is the beat frequencyb (c(x 6q9 p6iza1vayt if dlpdc .yiau+;zs34o*cw 3wq- middle C (262 Hz) and $C^＃$ (277 Hz) are played together?    Hz What if each is played two octaves lower (each frequency reduced by a factor of 4)? $\approx$    Hz

参考答案:
空格1: 15±2%  空格2: 3.8±2% 


本题详细解析:

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