3.4 Flashcards
1
Q
What does heat do when generating voltage
A
It emits the electrons this is know as thermionic emissions
2
Q
What is induction
A
When a coil enters the magnetic field of a magnet, electrical voltage occurs due to the movement
3
Q
There are 6 methods to generate voltage
A
Induction Chemical Heat Light Crystal deforestation Friction
4
Q
The electrical field is concentrated at what points
A
Edges
5
Q
What is electrolysis ( chemical)
A
When two different metals are placed in an electrically conducting liquid, a voltage between the two metal (electrodes) is created
6
Q
What is crystal deformation
A
When a piezo crystal deforms using pressure a voltage is created
