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Define the te...

Question

Define the term work function of a metal.

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Solution

The work function is the minimum amount of energy (per photon) needed to eject an electron from the surface of a metal

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The work function of a metal is

Work function of a metal is

Q. The work function of a metal

Q. Work function of a metal is the:

(a) Calculate the energy of an excited state for hydrogen.

(b) Define threshold frequency of work function.

(c) Work function for

C_{5}

atom is 1.9eV. Calculate kinetic energy for photoemitted electron if

C_{5}

metal is irradiated with radiation of 500nm.

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