E Plex Presentation Piece 6 2012
~BN09 membrane potential.ppt
Electromotive Force and Circuits For a conductor to have a steady current, it must be a closed loop path If charge goes around a complete circuit and returns.
Norah Ali Al- Moneef1 Sources of emf The source that maintains the current in a closed circuit is called a source of emf – Any devices that increase.
DC Circuits
