Question

$\small{hey}$ ___________________Audible frequencies have a range 40hz to 30000hz. express this range in terms in (a) time period, (b) wavelength in air and (c) angular frequency. Given velocity in air is 350ms^-1
___________
$\bold{don't\:spam!}$

Answer 1

heya!
here's your answer___

Answer 2

We know the frequency and the velocity, both of which have good units. All we have to do is rearrange the equation and solve for

λ

:

λ

=

v

f

Let's plug in our given values and see what we get!

λ

=

340

m

s

440

s

−

1

λ

=

0.773

m