Calculations Flashcards
1
Q
How to work out kinetic energy?
A
0.5 x mass x (speed)^2
2
Q
How to work out GPE?
A
mass x gravitational field strength x height
3
Q
How to work out power?
A
energy transferred/time
work done/time
potential difference x current
current^2 x resistance
4
Q
How to work out charge flow?
A
Current x time
5
Q
How to work out potential difference?
A
current x resistance
6
Q
How to work out energy transferred?
A
power x time
charge flow x potential difference
7
Q
How to work out density?
A
mass/volume
8
Q
How to work out work done?
A
power x time
9
Q
How to work out current
A
charge x time
10
Q
How to work out energy?
A
charge x potential difference
11
Q
The unit for charge
A
c
12
Q
The unit for current
A
A
13
Q
The unit for time
A
s
14
Q
The unit for potential difference
A
v
15
Q
The unit for resistance
A
ohms
