Question

iv) What is photoelectric effect
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Answer 1

Answer:

Photoelectric effect, phenomenon in which electrically charged particles are released from or within a material when it absorbs electromagnetic radiation. The effect is often defined as the ejection of electrons from a metal plate when light falls on it.

Explanation:

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Answer 2

$\sf{\underbrace{\underline{Photoelectric ~Effect}}}$:-

• The photoelectric effect is a phenomenon in which electrons are ejected from the surface of a metal when light is incident on it.

• These ejected electrons are called photoelectrons.