Electric motor

What is an electric motor

• a) A device that converts mechanical energy into electrical energy
• b) A device that converts electrical energy into mechanical energy
• c) A device that produces light energy

How do electric motors operate

• a) Through the principles of electricity
• b) Through the principles of magnetism
• c) Through the principles of gravity

What are some applications of electric motors

• a) Industrial machinery, electric vehicles, and household appliances
• b) Televisions, computers, and cellphones
• c) Clothing and shoes

What are the two main types of electric motors

• a) AC motors and DC motors
• b) Solar motors and wind motors
• c) Geothermal motors and hydropower motors

Which type of motor is often used in applications that require precise speed control

• a) AC motors
• b) DC motors
• c) Solar motors

What are some components that electric motors require for their operation

• a) Rotor, stator, and batteries
• b) Windings, capacitors, and resistors
• c) Rotor, stator, and bearings

What is the function of the rotor in an electric motor

• a) To produce the rotating magnetic field
• b) To house the windings
• c) To support the rotating shaft

What is the function of the stator in an electric motor

• a) To produce the rotating magnetic field
• b) To house the windings
• c) To support the rotating shaft

Why is understanding the basics of electric motors important for those working in electrical engineering or electromechanical technology

• a) To succeed in design and maintenance
• b) To create new technologies
• c) To increase energy consumption

What is the role of bearings in electric motors

• a) To produce torque and rotation
• b) To house the windings
• c) To support the rotating shaft and reduce friction