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If a light wave has a wavelength of 500nm in air what is the frequency...

Physics
JAMB 2009

If a light wave has a wavelength of 500nm in air what is the frequency of the wave?
[c = 3 x 10\(^8\) 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
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Correct Answer: Option B
Explanation

f = c/λ

∴ f = c = 3 x 108
λ 500 x 10-9


=6.0 x 1014 Hz

There is an explanation video available below.

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Explanation Video

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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