Zoo ib yam li capacitors, hluav taws xob hluav taws xob, tom qab khaws tus nqi hluav taws xob, muaj peev xwm tso lub txim thiab tswj hluav taws xob rau qee lub sijhawm. Thaum lub sij hawm ua cov txheej txheem no thiab tso cov hluav taws xob, cov hluav taws xob ntau ntxiv rau hauv hluav taws xob lub zog thiab cov nqi hluav taws xob, cov yam uas feem ntau cuam tshuam rau kev ua tau zoo thiab ua tau zoo.
Lub zog hluav taws xob tuaj yeem muab piv rau capacitors ob qho tib si txheej txheem thiab ntawm kev ua haujlwm. Kev Tsim qauv, tus thawj coj, insulator, thiab sab nraud zoo ib yam li cov hluav taws xob, dielectric, thiab sab nraud npog cov khoom siv hauv lub capitor. Kev ua tau zoo - ntse, xws li cov hluav taws xob tsis zoo, muaj zog, zoo li cov neeg muaj peev xwm.