Power and energy change Flashcards
1
Q
The formula for ekectrical power.
A
Power = current x potential difference.
p=IxV
2
Q
What can you use the electrical power formula for?
A
To work out the fuse that should be used in aplliance.
3
Q
What is the potential difference?
A
The energy transferred per charge passed.
4
Q
What happens when an electrical charge goes through a change in potential difference?
A
Then energy is transferred.
