Einstein got Nobel prize on which of the following works

Raman got Nobel prize in Physics for

Raman got Nobel prize in physics for:

Albert Einstein got his Nobel prize for his theory on "___________" .

Einstein got Nobel Prize in 1921 for his explanation of photoelectric effect. In order to start photoelectric emission, the mini mum energy acquired by free electron in the metal is called as…………………..

Einstein got Nobel Prize in 1921 for his explanation of photoelectric effect. Does Light from a bulb falling on an iron table emit photoelectron? Justify your answer.