Overview
Electric motors are essential devices that convert electrical energy into mechanical energy, enabling a wide range of applications from household appliances to industrial machinery. They operate based on the principles of electromagnetism, where electric currents create magnetic fields that interact...
Key Terms
Example: The torque of a motor determines how much weight it can lift.
Example: Fans and refrigerators typically use AC motors.
Example: Electric toys and small gadgets often use DC motors.
Example: Electromagnets are used in electric bells and motors.
Example: A motor with 90% efficiency converts 90% of electrical energy into mechanical energy.
Example: Induction motors use this principle to operate.
Related Topics
Electromagnetic Induction
The process by which a changing magnetic field generates electric current, crucial for motor operation.
intermediatePower Generation
How electric motors are used in generating electricity and their role in power plants.
advancedRenewable Energy Systems
The integration of electric motors in renewable energy technologies like wind and solar.
advancedKey Concepts
ElectromagnetismTorqueAC vs DC MotorsEfficiency