If f is greater that fO, the energy hf is enough to remove an electron. The ejected electron has a kinetic energy EK which is at most equal to the photo's energy less the energy needed to remove the electron from the metal!
! Photoelectric effect!?
He was an Imperial German army officer and later a Nazi leader. He was a co-founder of the Sturmabteilung, the Nazi Party militia and later was the SA commander. In 1939, as part of the Night of the Long Knives, he was executed on Hitler's orders as a potential rival!!
(Does something that vaguely looks like a dance) What's this?
Yalli! Dance in the Middle East
Eventually Sri Lanka!
(Wong and Fee fight in the background. An arrow points to Po) Too smart for me!!