If a light wave has a wavelength of 500nm in ai... - JAMB Physics 2009 Question
If a light wave has a wavelength of 500nm in air what is the frequency of the wave?
[c = 3 x 108 ms-1]
[c = 3 x 108 ms-1]
A
3.0 x 1014 Hz
B
6.0 x 1014 Hz
C
6.0 x 1012 Hz
D
2.5 x 1014 Hz
correct option: b
f = c/λ
| ∴ f = | c | = | 3 x 108 |
| λ | 500 x 109 |
=6.0 x 1014 Hz
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