Question

After how many seconds human ear can hear sound again

Answer 1

Experiments have shown that a healthy young person hears all sound frequencies from approximately 20 to 20,000 hertz." "The maximum range of human hearing includes sound frequencies from about 15 to about 18,000 waves, or cycles, per second." "The general range of hearing for young people is 20 Hz to 20 kHz."

Answer 2

"The frequency range of human hearing extends over three orders of magnitude, from about 20 hertz to about 20,000 hertz, or 20 kilohertz."