Passive components form the foundational building blocks of electronic circuits, providing essential functions such as resistance, capacitance, and inductance without requiring an external power source. These components, including resistors, capacitors, inductors, and passive filters, play crucial roles in shaping the behavior and functionality of electronic systems. Resistors regulate the flow of electric current, capacitors store and release electrical energy, and inductors store energy in a magnetic field. Whether in simple circuits or complex electronic devices, passive components enable signal processing, filtering, impedance matching, and voltage regulation, contributing to the reliable operation and performance of electronic systems. With their diverse applications in various industries, from telecommunications and automotive to consumer electronics and aerospace, passive components are indispensable elements in the design and manufacture of modern electronic devices and systems.