Magnets and Motors Lesson

6 Slides • 5 Questions

Multiple Choice

Electric motors are devices that convert _____ energy into _____ energy.

electrical; mechanical

mechanical; electrical

chemical; potential

mechanical; kinetic

Multiple Choice

Generators are devices that convert _____ energy into _____ energy.

chemical; mechanical

mechanical; electrical

electrical; mechanical

potential; kinetic

Multiple Choice

Both motors and generators:

Convert electric energy to mechanical energy

Need an electric power source

Contain a permanent magnet

Multiple Choice

Which conversion can take place in a transformer?

Mechanical energy into electric energy

A lower voltage into a higher voltage

Electric energy into mechanical energy

Multiple Choice

Based on this picture, which side will have a higher voltage?

Secondary

Primary

Both sides have the same voltage

Cannot be determined

Show answer

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