The Essential Electric Motor

What is one of the main reasons electric motors are essential in modern life?

• They are used in gas-powered engines.

• They help in cooling devices like computers.

• They are used to generate electricity.

• They are only found in industrial machines.

How do electric motors convert electrical energy into mechanical energy?

• Through chemical reactions.

• By burning fuel.

• Through the force between magnets.

• By using solar panels.

What is a solenoid in the context of electric motors?

• A device that stores electrical energy.

• A coil of wire that gains magnetic properties when current flows through it.

• A type of battery.

• A type of fuel used in engines.

Which household appliance relies on an electric motor to function?

• A manual can opener.

• A gas stove.

• A ceiling fan.

• A wooden chair.

Why are electric motors crucial for the operation of refrigerators?

• They provide light inside the refrigerator.

• They are used to heat the refrigerator.

• They help in cooling the refrigerator by moving parts.

• They are used to clean the refrigerator.