Potential Difference Flashcards
1
Q
What is potential difference?
A
Potential difference/voltage is the energy transferred per unit charge.
2
Q
What is the unit of potential difference?
A
Volts (V)
3
Q
What is the symbol of potential difference?
A
V
4
Q
What does E stand for?
A
Energy
5
Q
What is energy measured in?
A
Joules (J)
6
Q
What does Q stand for?
A
Charge
7
Q
What is charge measured in?
A
Coulombs (C)
8
Q
How do you increase the potential difference?
A
Increase the current?
9
Q
How do you work out energy?
A
E = Q x V
10
Q
How do you work out charge?
A
Q = E/V
11
Q
How do you work out voltage?
A
V= E/Q
12
Q
What’s the triangle for energy, charge and voltage?
A
E
————
Q. x. V
13
Q
What measures potential difference?
A
A voltmeter
14
Q
What is potential difference also known as?
A
Voltage
