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When white light is incident on a glass prism the spectrum produced on a screen...

Physics
WAEC 1997

When white light is incident on a glass prism the spectrum produced on a screen placed beyond the prism is due to?

  • A. Diffraction
  • B. Reflection
  • C. Refraction
  • D. Polarisation
  • E. Interference
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Correct Answer: Option C
Explanation

White light splits into a spectrum when it passes through a glass prism due to refraction, as different wavelengths bend by varying amounts, causing dispersion.

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