Potential Difference And Voltage

Question 1

What is potential difference?

Answer 1

Energy transferred per coulomb of charge

Question 2

How do you work out energy transferred?

Answer 2

Energy transferred = charge moved x potential difference

Question 3

How do you work out potential difference?

Answer 3

Potential difference = current x resistance

Question 4

What increases with a temperature increase?

Answer 4

The resistance