Question

Work function is the energy required

A

To excite an atom

B

To produce X-rays

C

To eject an electron just out of the surface

D

To explode the atom

Easy

Solution

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Correct option is
C

To eject an electron just out of the surface

Work function refers to the minimum frequency of photons required to eject an electron from its surface.

Solve any question of Dual Nature of Radiation And Matter with:-

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