7 - Photons & Electrons definitions - PHYSICS

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Last updated 12:09 PM on 8/11/26

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Threshold (cut-off) frequency (fo)

The minimum frequency of incident radiation at which electrons will be emitted from a particular metal

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Work function (Wo)

The minimum amount of energy needed to emit an electron from the surface of a metal

3

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Threshold (cut-off) frequency (fo)

The minimum frequency of incident radiation at which electrons will be emitted from a particular metal

4

New cards

Work function (Wo)

The minimum amount of energy needed to emit an electron from the surface of a metal