GENERAL KNOWLEDGE

GK

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The ejection of electrons when a metal surface is irradiated is known as
A
Zeeman effect
B
Atomic spectrum
C
Photoelectric effect
D
Black body radiation
Explanation: 

Detailed explanation-1: -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.

Detailed explanation-2: -Faragrap-III-The phenomenon of ejection of electrons from the metal surface when irradiated to electromagnetic radiations is called photoelectric effect.

Detailed explanation-3: -When light shines on a metal, electrons can be ejected from the surface of the metal in a phenomenon known as the photoelectric effect. This process is also often referred to as photoemission, and the electrons that are ejected from the metal are called photoelectrons.

Detailed explanation-4: -In the photoelectric effect, light incident on the surface of a metal causes electrons to be ejected. The number of emitted electrons and their kinetic energy can be measured as a function of the intensity and frequency of the light.

Detailed explanation-5: -In photoelectric effect, the electrons are ejected from metals if the incident light has a certain minimum : Q. Electrons are ejected from the metal when a light of certain frequency strikes the surface of a metal, This phenomenon is known as photoelectric effect and the ejected electrons are called photoelectrons.

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