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Properties of Alpha, Beta and Gamma Radiations

The process o...

Question

The process of emission of photons due to the incidence of electrons on a metal plate is called:

A

Photoelectric effect

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B

Pair production

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C

Production of x-rays

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D

Production of

γ -

rays

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Solution

The correct option is A Photoelectric effect
Answer is (A)
When a light with a sufficiently high frequency shines on a metal plate, electrons are ejected from the plate. This effect is known as the photoelectric effect. The electrons ejected in this process are called photoelectrons.

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