of a material is de ned as the minimum amount of the work necessary to remove a free electron from t...........

General Science (CHSL) Computers

of a material is de?ned as the minimum amount of the work necessary to remove a free electron from the surface of the material.

The electro-repulsive force

The coulomb factor

The power factor

The work function

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Explanation:

The minimum energy required or needed to remove an electron from the surface of the metal is called the Work Function of a Metal. This can be defined with photoelectric effect. The energy or the work function removes an electron from a solid to a point in the vacuum, immediately outside the solid surface.