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Flourescent tubes produces light by the

Physics
JAMB 2004

Flourescent tubes produces light by the

  • A. excitation of gas molecules
  • B. conduction of solar energy
  • C. refraction of light by gas molecules
  • D. thermal agitation of electron in the tubes
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Correct Answer: Option A
Explanation

Electricity excites the gas atoms inside the tube, causing them to release UV light. This UV light then hits a phosphor coating on the glass, which glows to produce visible light.

There is an explanation video available below.

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Explanation Video

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