1 Secondary emission: An electron, atom or molecule colliding with the surface of the cathode with enough energy can knock electrons out of the surface. 2  Photoelectric emission: Electrons can also be emitted from the electrodes of certain metals when light of frequency greater than the threshold frequency falls on it.
Best Answer: Do it yourself, often referred to by the acronym DIY, is a term used by various communities that focus on people (called do-it-yourselfers or DIYers) creating or repairing things for themselves without the aid of on-duty, work-stationed paid professionals.
To me, âwifeyâ ranks right up there with âbaby daddyâ on my list of Word Iâd Like To See Die A Quick Death. My buddy Chris posted this, âWifey is a term men use to keep women happy without putting any extra effort into the relationship.â BINGO! I think this is why I hate the term so much. Wifey means nothing. It sounds just close enough to âwifeâ to make a woman blush and feel like their relationship is something special. Now, I will admit, in some instances the relationship IS something special.