What type of motor is commonly used in household appliances?

Induction motors are the most commonly used type of motor in household appliances due to their reliability, simplicity, and efficiency. These motors operate on the principle of electromagnetic induction, where alternating current (AC) creates a rotating magnetic field that induces motion in the rotor.

In household settings, induction motors are frequently found in appliances such as washing machines, refrigerators, and air conditioners. Their robust construction allows them to run continuously for prolonged periods, making them well-suited for everyday applications. Additionally, induction motors do not require brushes, which reduces maintenance needs and increases their lifespan.

Other types of motors, while useful in specific applications, do not provide the same combination of durability and efficiency. For example, DC motors might be used for applications that require variable speed control, but they tend to have higher maintenance needs due to the presence of brushes. Stepper motors are more prevalent in precision applications such as robotics and 3D printers. Brushless motors, while efficient and powerful, are often found in specialized applications rather than typical household appliances. Hence, the induction motor stands out as the optimal choice for the diverse requirements of household devices.