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The falling of light energy on a metal such that electrons are liberated from the...

Physics
NECO 2001

The falling of light energy on a metal such that electrons are liberated from the metal is called

  • A. electron effect
  • B. metal electron effect
  • C. metal emission
  • D. photoelectric effect
  • E. photoemission
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Correct Answer: Option E
Explanation

Under specific circumstances, electrons can be emitted out of the surface of a solid, when light strikes it. This is called the Photoelectric effect. It is also referred to as Photoemission or Photoelectric Emission.

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