PChemLabTXT_page_608

PChemLabTXT | page 608 | https://thedailydialectics.com/pdfs/education/chemistry/p-chem/PChemLabTXT/PChemLabTXT.pdf

ic Confirming Pages Pressure Gauges 597 A third class of pressure-measuring devices is based on the change in resistance of thick-film strain gauges deposited on a flexible membrane. Silicon films are often used in a Wheatstone bridge arrangement that becomes unbalanced when the membrane moves as…