Question

{A particular radio station broadcasts its radio programme
at 750 kHz. What is the wavelength of radio waves
Given that speed of radio waves is 3 x 10 ms.... .
find solution.... }
​

Answer 1

Answer:

The information you're given, 94.6 MHz is a frequency, so that is your

f

. Then, electromagnetic waves travel at the speed of light, c , which is

2.99

×

10

8

m

s

Converting 94.6 MHz to scientific notation

9.46

×

10

7

cycles/sec

.

So,

2.99

×

10

8

m

s

=

9.46

×

10

7

1

s

×

λ

Then,

2.99

×

10

8

m

s

9.46

×

10

7

1

s

=

3.16 m