IIUMPRESS PRINCIPLES OFTRANSDUCER DEVICES AND COMPONENTS Editedby SherQ:.(Khan,International IslamicUniversity Malaysia JalelChebil,International IslamicUniversity Malaysia Othman 0Khatib, Inlemationallslamic University Malaysia nUM p~s Published by: HUMPress International IslamicUniversity Malaysia FirstEdition,2011 ~IIUMPress,IfLn\1 Allrightsrese