Physics for IGCSE & O level - Waves And Sounds (Section 1 - No. 9)
What is the typical range of human hearing frequencies?
20 Hz - 20,000 Hz
2 Hz - 200 Hz
200 Hz - 2,000 Hz
20,000 Hz - 200,000 Hz
説明
Human hearing is approximately from 20 Hz to 20,000 Hz.