A vibrating body should oscillate minimum how many times per second to make an audible sound for humans?
a. 10 times
b. 20 times
c. 30 times
d. 40 times
A vibrating body should oscillate minimum how many times per second to make an audible sound for humans?
a. 10 times
b. 20 times
c. 30 times
d. 40 times
Answers (1)
A vibrating body should oscillate minimum 20 times per second to make an audible sound for humans.