Question

significance and definition of work function​

Answer 1

Answer:

The energy that is needed for a particle to come from the interior of a medium and break through the surface —used especially of the photoelectric and thermionic emission of electrons from metals.

Answer 2

Answer:

Hope it helps

Explanation:

In solid-state physics, the work function (sometimes spelled workfunction) is the minimum thermodynamic work (i.e., energy) needed to remove an electron from a solid to a point in the vacuum immediately outside the solid surface.

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