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Q.

Consider the following statements:

Statement A : Though light of a single frequency (monochromatic) ls incident on a metal, the energies of emitted photoelectrons are different.

Statement B : The energy of electrons emitted from inside the metal surface is lost in collision with the other atoms in the metal.

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a

Statement A is true but statement B is false.

b

Statement A and B both are true.

c

Statement A is false but statement B is true.

d

Both the statements A and B are false.

answer is B.

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Detailed Solution

When a light of single frequency falls on the electron of inner layer of metal, the electron comes out of the metal surface after a large number of collisions with atoms of its upper layer.

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