Unit 3

A device that converts chemical energy to electrical energy

the act or process of calculating; computation.

a connected series of spirals or rings into which copper has been wound

an instrument for determining directions, as by means of a freely rotating magnetized needle that indicates magnetic north.

the complete path that an electric current travels along

A value that does not change

gradual deterioration of materials

to remove the magnetic properties

a coil that has a soft iron core and that acts as a magnet when an electric current is in the coil

based on practical experience rather than theory