An RLC circuit is an electrical circuit that consists of three main components: a resistor (R), an inductor (L), and a capacitor (C). These components are connected in series or parallel, allowing the circuit to store and release energy. The resistor dissipates energy as heat, while the inductor and capacitor store energy in magnetic and electric fields, respectively. RLC circuits are commonly used in various applications, including radio transmitters, filters, and oscillators. They can exhibit different behaviors, such as oscillation and resonance, depending on the values of the resistor, inductor, and capacitor. Understanding RLC circuits is essential for designing efficient electronic systems.