Complete the following by choosing correct alternative:
1) The frequency of audible sound is ________.
a) 20 Hz to 2000 Hz b) Less than 20 Hz c) Less than 200 Hz d) More than 20,000 Hz
Answers
Answered by
0
Answer:
A) 20 Hz to 2000 Hz
Human infants can actually hear frequencies slightly higher than 20 kHz, but lose some high-frequency sensitivity as they mature; the upper limit in average adults is often closer to 15–17 kHz.
Answered by
0
Answer:
:
20 < 20000
Similar questions