Equations Flashcards
1
Q
Work done=
A
Force x distance.
2
Q
Kinetic energy=
A
0.5 x mass x speed squared (to power of 2)
3
Q
Gravitational potential energy=
A
Mass x gravity x height.
4
Q
Power=
A
Time
5
Q
Efficiency=
A
Input
6
Q
Charge=
A
Current x time
7
Q
Potential difference=
A
Current x resistance
8
Q
Distance=
A
Speed x time
9
Q
Acceleration=
A
Time taken
10
Q
Weight=
A
Mass x gravitational field strength.
11
Q
Force=
A
Mass x acceleration
12
Q
Momentum=
A
Mass x velocity
13
Q
Wave speed=
A
Frequency x wavelength
14
Q
Force applied to a spring=?
A
Spring constant x extension.
15
Q
Pressure=?
A
Area of that surface
